Comsol Coil













Three-dimensional finite-element analysis tool ANSYS MAXWELL is employed to optimize the integrated coils, and detailed design procedures on improving system efficiency are also given in this paper. For the workpiece a bolt M12x60 mm made of carbon steel was chosen. exe is the COMSOL Multiphysics 5. Abstract—This work presents the analysis of a wireless power transfer system consisting of two coupled coils and ferrite slabs acting as flux con- centrators. Materials: The coil domains are defined as Copper (AC/DC). Application ID: 16991. For the Input sub-node, an interior boundary within the coil domains (normal to the direction of current flow) was selected. In the Comsol software, i used 2D "magnetic field physics" (mf) and "multi-turn Coil". The ini- tial parameters (e. The cylinder is given an outer layer, forming the coil domains. RF coils are important in numerous applications ranging from wireless technology to MRI scanning equipment. For some purpose i have taken the wall thickness to be negligible so i have to give the heat flux at the wall in addition to heat conduction. Where: L is the inductance in Henries, V L is the voltage across the coil and di/dt is the rate of change of current in Amperes per second, A/s. The coil is charged by an electric circuit (cir). Click on “COMSOL Access” present at the bottom of the page. function g = coil(h,r,s,n) % Create a Coil Line Geometry Object % % Usage: % g = coil(h,r,s,n) % % Arguments: % h. 2 2D geometry TABLE I PARAMETER OF SIMULATION Symbol Quantity Value I Current 2000 [A] f Frequency 5 [kHz] t Times 1000 [s] d Diameter coil 10 [mm] 10 Turn coil The predefined transient analysis, induction heating, electromagnetic interaction. I'm trying to create a basic model of a homogenized multi-turn in COMSOL using the Magnetic Fields interface. can’t download any COMSOL file (. Additional Files Included In addition to the information of the voice coil design considerations included on the page this file should be found should be the COMSOL model for the voice coil, so it can be edited with. The study makes use of Finite Element Method (FEM) simulations to predict the key per- formance indicators of the system such as coupling, quality factor and winding resistance. Electromagnetics Modeling in COMSOL • RF Module - High-frequency modeling • The susceptor is heated by a RF coil to high temperatures • This model investigates the temperature in a hot-wall furnace reactor used for silicon carbide growth. Hello ! I am using Comsol Multiphysics in order to simulate the eddy currents in a damaged/cracked steel circular rod, with a helix coil surrounded it and thus creating the alternativ magnetic field. The following executable files are contained in COMSOL Multiphysics 5. I have been asked several times how did I generated the Coil in FEMLAB. Multilayer Air Coil - Magnetic Flux Density - COMSOL 5. In this tutorial, we will solve one physical problem using a numerical toolbox called COMSOL Multiphysics (FEMLAB). This workflow is reflected throughout the software's user interface and is organized into the following tasks: -Set up the model -Create the geometry -Specify material properties -Define the physics -Create the mesh -Run the simulation -Postprocess the. The cylinder is given an outer layer, forming the coil domains. These models showcase shape and parameter optimization for magnetic field modeling. 38,281 views. This winding results in a uniform magnetic field between the coils with the primary component parallel to the axes of the two coils. I'm trying to create a basic model of a homogenized multi-turn in COMSOL using the Magnetic Fields interface. function g = coil(h,r,s,n) % Create a Coil Line Geometry Object % % Usage: % g = coil(h,r,s,n) % % Arguments: % h. These analysis results are later used as lumped parameters in the acoustic analysis. The model uses a homogenization technique to calculate the current distribution inside the superconducting layers of a HTS stack where each tape carries the same net current as it would be the case in a coil. For the Input sub-node, an interior boundary within the coil domains (normal to the direction of current flow) was selected. In part a) of the. The most important feature in eddy current testing is the way in which the eddy currents are induced and detected in the material under test. See the complete profile on LinkedIn and discover Santosh's. Free and paid events offering a variety of learning opportunities. Having a hard time figuring out whether or not an ignition coil is bad? In this Diagnostic Quick Tip, National Field Trainer Jason Gabrenas shows you how to use a low amps probe to perform a current ramp test. Why Simulate? • Understanding - Enable intuition for further innovation • Testing of new ideas. The cylinder is given an outer layer, forming the coil domains. I specified a current excitation of 1[A]. Most of the new features and tools benefit. audioXpress January 2020 is now available in print and download! To start 2020 in the best possible way, this edition includes a Market Update about Speakers and Transducers, followed by a report of the COMSOL Boston Conference where the latest Multiphysics 5. The following executable files are contained in COMSOL Multiphysics 5. Polar plot in Comsol. with COMSOL will be detailed. In this tutorial, we will solve one physical problem using a numerical toolbox called COMSOL Multiphysics (FEMLAB). Electromagnetic coils are used in many applications where the electromagnetic field needs to be generated or sensed. It consists of two electromagnets on the same axis. 132 2 nd International Conference on Bio-Sensing Technology Development of an electrode/electrolyte interface model based on pseudo-distributed elements combining COMSOL, MATLAB and HSPICE Matteo Scaramuzza a,* , Alberto Ferrario b , Elisabetta Pasqualotto a , Alessandro De Toni a a. It is very user friendly and a link would be e-mailed to you for download. For the Input sub-node, an interior boundary within the coil domains (normal to the direction of current flow) was selected. thanks in advance. Materials: The coil domains are defined as Copper (AC/DC). In many such applications, the magnetic field is generated by electric currents flowing in conductive materials; for example, cables, wires, coils, or solenoids. Dear colleagues, I need to modeling Ac coil to inducting a AC magnetic field for my project. COMSOL webinar - modeling coils and electric devices - Duration: 27:19. Optimization of a catalytic reactor. The remaining domains are defined as Air (built-in). RF coils are important in numerous applications ranging from wireless technology to MRI scanning equipment. In the other directions, the heat has to diffuse through the potting. – Arbitrary shaped coils including toroid, helicoid, saddle. 8 videos Play all COMSOL Multiphysics Tutorial for Beginners COMSOL PART 3 -- Ansys Maxwell Calculating the Inductance of WPT Coil - Duration: 17:40. Simulation in COMSOL Multiphysics® Simulating mechanical, electrical and acoustical properties. where P o is the initial total power dissipated in all coils and P_{coil}^k is the power dissipated in the k th coil. Michael Morken. Right, results demonstrate the optimal graphite insulation layer thickness required to cool the coils. Free webinar on June 25, 2014. View the previous tutorial videos in the coil modeling series here: Part 1 Part 2. I was able to dig out the code and here it is for those who might still be interested. Mesh: The default physics-controlled mesh is used. Its COMSOL Multiphysics product is an integrated software environment for creating physics-based models and simulation applications. I'm trying to create a basic model of a homogenized multi-turn in COMSOL using the Magnetic Fields interface. density (B-field). The cylinder is given an outer layer, forming the coil domains. A coil feature was added and specified as a homogenized multi turn coil with 100 turns. I have done the geometry of the screen and tried to draw a ring shaped coil, but I cannot manage to set the current through the coil. Zermeno, Karlsruhe Institute of Technology). MRI Birdcage Coil. 3a with Expanded Range of Innovative Acoustics Modeling Tools December 18 2017, 04:00 As previewed back in October 2017, COMSOL now made available the latest release of its COMSOL Multiphysics and COMSOL Server software products. This integral can be evaluated via the Integration Component Coupling, defined over the inside coil boundaries. Improved Helmholtz coils allows to create a magnetic field with inhomogeneity is not more than 1 % at a distance of half the radius of the geometric center of the coils system. 3D coil apply speed. In COMSOL Multiphysics, the process of creating and solving a model is known as the workflow. coil, wire loop, solenoid, Brooks coil, Helmholtz coil, Maxwell coil. 2018 02:58 GMT−7 Electromagnetic Heating, AC/DC & Electromagnetics Version 5. Right, results demonstrate the optimal graphite insulation layer thickness required to cool the coils. The voltage adjustment 6 COMSOL NEWS 2016 CUSTOM APPLICATIONS | POWER TECHNOLOGY. 4 offers ready-to-use parts for coils and magnetic cores; electric currents and Joule heating in thin, layered structures; and force computations for nonlinear materials using virtual work. The cylinder is given an outer layer, forming the coil domains. The coils were subsequently made and tested as a successfully because of this work, fulfilling the technical requirements. Despite their interestingresults,theprobe'sdimensionsweresignificantly larger than those of commercially available split-D probes, and the frequency investigated is much lower than the typ-ical operating frequency of these probe types. Playing next. The sphere encapsulates the coil, and is given an outer layer to form the infinite element domains. In this paper, we have reviewed the ITER magnetic coils materials, and also we have estimated the amplitude of TF ripples and its dependence to numbers of coils using the "Comsol Multiphysics" software. Mesh: The default physics-controlled mesh is used. I'm trying to create a basic model of a homogenized multi-turn in COMSOL using the Magnetic Fields interface. The user can simulate a design, test for the capacitance and observe the effects on capacitance by changing parameters such as dielectric permittivity of materials. Note! This is a reduced version of the presentation without figures for the coil case. These coils are mostly used above about 3 Mhz. Additional Files Included In addition to the information of the voice coil design considerations included on the page this file should be found should be the COMSOL model for the voice coil, so it can be edited with. The larger cylindrical portion to the left where the probe is placed is 100cm long, and a similar 138-cm long portion is to the right 978-1-4799-8275-2/15/$31. 42 KB (126384 bytes) on disk. In the Comsol software, i used 2D "magnetic field physics" (mf) and "multi-turn Coil". In this blog post, we will introduce the different boundary conditions that you can use and how to choose between them. Organizations around the world trust ANSYS to deliver the best value for their engineering simulation software investment. A Helmholtz coil is a parallel pair of identical circular coils spaced one radius apart and wound so that the current flows through both coils in the same direction. | 20,402 followers on LinkedIn | Understand, predict, and optimize physics-based designs and processes with the COMSOL Multiphysics® software. Materials: The coil domains are defined as Copper (AC/DC). This project is blacklisted. quantified, providing thus better insight into coils design and characterization. To compute the velocity field in the model, I have coupled the two models using multiphysics option. Complex 3D Geometry (Archimedean spiral) is constucted using curvature formula. Thickness reduction arising due to corrosion or in any other ways can cause severe damages to structures. density (B-field). The cylinder is given an outer layer, forming the coil domains. number of windings in the coil, I is the current though the coils, Rc is the radius of the coil. Another example is the thermal analysis of a coil. 2 2D geometry TABLE I PARAMETER OF SIMULATION Symbol Quantity Value I Current 2000 [A] f Frequency 5 [kHz] t Times 1000 [s] d Diameter coil 10 [mm] 10 Turn coil The predefined transient analysis, induction heating, electromagnetic interaction. The most important feature in eddy current testing is the way in which the eddy currents are induced and detected in the material under test. - magnetic circuits (magnetostriction, magnetic flux, magnetic reluctance) - magnetic coils (different shapes, different materials with or without airgap and s. Here, we report on the use of the fungal laccase from Pycnoporus sanguineus CS43 immobilized on silica nanoparticles and entrapped in textile-based filters for the degradation of Congo Red. I will be grateful if. The major problem is the complexity of the geometry under comsol. The two concentric coils are modeled. So I wanted to ask you guys if it's normal and if someone can check if my simulation is correct. Program highlights still include keynote talks, presentations, and panel discussions featuring speakers across all fields of engineering, apart from the traditional news announcements. After that, "Coil geometry analysis" and Time domain study are used to solve it. The cylinder is given an outer layer, forming the coil domains. The sphere encapsulates the coil, and is given an outer layer to form the infinite element domains. The cylinder is given an outer layer, forming the coil domains. It is proposed as an alternative to the classic air gapped structure for applications in which the coil and the magnetic circuit have to be packed close together, inducing proximities between some parts of the coil and the gap. Second, the novel coil was set up through COMSOL simulation, which was compared with double-D (DD) coil and circular coil in misalignment tolerance. 5 release, covers basic modeling techniques and includes reference material of interest to those working in electromagnetics. It includes 1. In this paper, we have reviewed the ITER magnetic coils materials, and also we have estimated the amplitude of TF ripples and its dependence to numbers of coils using the "Comsol Multiphysics" software. COMSOL Multiphysics Pvt. The larger cylindrical portion to the left where the probe is placed is 100cm long, and a similar 138-cm long portion is to the right 978-1-4799-8275-2/15/$31. Watch this video to get a comprehensive look at the Magnetic Fields interface in the AC/DC Module for modeling coils and electric circuits. I'm trying to create a basic model of a homogenized multi-turn in COMSOL using the Magnetic Fields interface. Chapter 3 presents the modeling of a project conceptual inductor model in COMSOL. The cylinder is given an outer layer, forming the coil domains. In the Comsol software, i used 2D "magnetic field physics" (mf) and "multi-turn Coil". COMSOL Conduction heat transfer EXAMPLE 3–8 Heat Loss through an Insulated Steam Pipe -. AC/DC Module User's Guide 1998-2012 COMSOL Protected by U. Second, the novel coil was set up through COMSOL simulation, which was compared with double-D (DD) coil and circular coil in misalignment tolerance. I have been asked several times how did I generated the Coil in FEMLAB. coil, wire loop, solenoid, Brooks coil, Helmholtz coil, Maxwell coil. The simulation technique is described. These coils are mostly used above about 3 Mhz. exe is the full command line if you want to remove COMSOL Multiphysics 5. This introductory tutorial model demonstrates how to find the fundamental resonance frequency of an RF coil as well as how to perform a frequency sweep to extract the coil's Q-factor. The sphere encapsulates the coil, and is given an outer layer to form the infinite element domains. Dear colleagues, I need to modeling Ac coil to inducting a AC magnetic field for my project. COMSOL Multiphysics August 19, 2015 · From single-turn and multi-turn coil arrangements to coil groups: Modeling mutual inductance using COMSOL Multiphysics. The cores for Tesla coil secondary coils are usually plastic, and smaller ones may be cardboard, and therefore count as air core coils. This session builds upon the previously presented sessions and continues to look into topics relevant to coil modeling. 5 release, covers basic modeling techniques and includes reference material of interest to those working in electromagnetics. For some purpose i have taken the wall thickness to be negligible so i have to give the heat flux at the wall in addition to heat conduction. In the present work, an induction coil for small scale composite fabrication was designed through geometric, thermal, and electromagnetic analyses. 4 of the COMSOL® software, to model the coil geometry on one plane. A single layer coil has two advantages. This research work presents the electromagnetic-thermal modeling of the induction heating of a moving wire based on the finite element method using the software package, COMSOL MultiphysicsTM. I want to build a model of wireless power transmission system in COMSOL software with a circular array of tiny magnets (working as rotating transmitter) rotating just below the circular coil (working as receiver) and the rotation of these magnets should result in the induction of voltage in the receiver coil. Dielectric losses, coil form and conductor insulation 3. Applying a voltage across the terminals of the motor causes the motor to move to one direction. In the Comsol software, i used 2D "magnetic field physics" (mf) and "multi-turn Coil". zohreh68 Newbie level 5. To access any COMSOL files, you need to have a COMSOL account which can be created for FREE. When simulating in the COMSOL Multiphysics software package, it is possible to build automatic grids that differ in the density and size of the finite element. For the Input sub-node, an interior boundary within the coil domains (normal to the direction of current flow) was selected. Mesh: The default physics-controlled mesh is used. I was able to dig out the code and here it is for those who might still be interested. The best 3 similar sites: zimmer. Learn how to use multiphysics modeling and simulation to innovate and optimize your engineering designs. These motors consist of two separate parts; the magnetic housing and the coil. This session builds upon the previously presented sessions and continues to look into topics relevant to coil modeling. Multilayer Air Coil - Magnetic Flux Density - COMSOL 5. computing the inductance of the coil from COMSOL database. Element size is set to normal. 132 2 nd International Conference on Bio-Sensing Technology Development of an electrode/electrolyte interface model based on pseudo-distributed elements combining COMSOL, MATLAB and HSPICE Matteo Scaramuzza a,* , Alberto Ferrario b , Elisabetta Pasqualotto a , Alessandro De Toni a a. AC/DC Module User's Guide 1998-2012 COMSOL Protected by U. The larger cylindrical portion to the left where the probe is placed is 100cm long, and a similar 138-cm long portion is to the right 978-1-4799-8275-2/15/$31. Hello, I want to simulate a coil of a transformer in Maxwell (3D), but my problem is: the coil design is not a closed path. One is flow induced residual stress. Here, we report on the use of the fungal laccase from Pycnoporus sanguineus CS43 immobilized on silica nanoparticles and entrapped in textile-based filters for the degradation of Congo Red. 3D eddy current, external current density source for non round coil geometries (TEAM21) read 4 Replies 10648 Views. The new COMSOL Multiphysics 5. Procedia Chemistry 6 ( 2012 ) 69 – 78 1876-6196 2012 Elsevier B. Philippe J. Mesh: The default physics-controlled mesh is used. In many such applications, the magnetic field is generated by electric currents flowing in conductive materials; for example, cables, wires, coils, or solenoids. The remaining domains are defined as Air (built-in). COMSOL is a global provider of simulation software for product design and research to technical enterprises, research labs, and universities. The parameters V_coil and I_coil are the variables that links the model file with the circuits. The geometry of a Helmholtz coil is comprised of two identical circular coils that are spaced one radius apart. function g = coil(h,r,s,n) % Create a Coil Line Geometry Object % % Usage: % g = coil(h,r,s,n) % % Arguments: % h. function g = coil(h,r,s,n) % Create a Coil Line Geometry Object % % Usage: % g = coil(h,r,s,n) % % Arguments: % h. com, electrorent. Special Events. 2 2 | M U T U A L I N D U C T A N C E A N D I N D U C E D C U R R E N T S I N A M U L T I - TU R N C O I L For the case of a secondary multi-turn coil with N turns, and in the limit as R 1 >> R 2 >> r 0, the analytic expression for the mutual inductance between the two coils is: where μ 0 is the permeability of free space. I am trying to model a Helmholtz coil in 3D along arbitrary orientation. com (EMAGWARE. The most important feature in eddy current testing is the way in which the eddy currents are induced and detected in the material under test. Procedia Chemistry 6 ( 2012 ) 69 – 78 1876-6196 2012 Elsevier B. And if you're not familiar with the notation 1. The COMSOL Conference 2020 North America will be held online this year! The annual conference moved to an online format in order to better accommodate the uncertainty in travel and in-person meetings. Removal of azo and diazo dye content from textile industry wastewaters is crucial due to their environmental impact. COMSOL Multiphysics designed to assist you to solve and model low-frequency electromagnetics. Geometry: The model geometry consists of a cylinder and a sphere. The 3D image was imported in COMSOL and the permeability obtained by simulating stokes flow through the pore space was 8. Three-dimensional finite-element analysis tool ANSYS MAXWELL is employed to optimize the integrated coils, and detailed design procedures on improving system efficiency are also given in this paper. I have endothermic reaction inside the. The best 3 similar sites: zimmer. Abstract—This work presents the analysis of a wireless power transfer system consisting of two coupled coils and ferrite slabs acting as flux con- centrators. A copper coil carries hot water through a duct carrying cold air. The number of turns in each layer N t = 259 and the number of layers in the coil N l = 48, making the total number of. coil principle. 3D eddy current, external current density source for non round coil geometries (TEAM21) read 4 Replies 10648 Views. Single layer Planar spiral coil inductor calculator : The first approximation is based on a modification of an expression developed by Wheeler; the second is derived from electromagnetic principles by approximating the sides of the spirals as current-sheets; and the third is a monomial expression derived from fitting to a large database of inductors (and the exact inductance values). These motors consist of two separate parts; the magnetic housing and the coil. Get an introduction to modeling electromagnetic coils using COMSOL Multiphysics ® and the add-on AC/DC Module. Optimizing a Magnetic Circuit Design with COMSOL Multiphysics® In a loudspeaker driver, a magnetic circuit concentrates the magnetic flux into an air gap. The remaining domains are defined as Air (built-in). 2 2D geometry TABLE I PARAMETER OF SIMULATION Symbol Quantity Value I Current 2000 [A] f Frequency 5 [kHz] t Times 1000 [s] d Diameter coil 10 [mm] 10 Turn coil The predefined transient analysis, induction heating, electromagnetic interaction. Sphere Gravity Force Magnetic force Gravity force Spinning coils Coil Power Dissipation • Used COMSOL to simulate thermal simulation in air and vacuum. However, it doesn't propagate it to the next Step2, where the magnetic field should be calculated. The implementation of this problem uses the same Global Control Variables feature as before. Chapter 3 presents the modeling of a project conceptual inductor model in COMSOL. Dielectric losses, coil form and conductor insulation 3. The results are compared against analytic predictions. Right, results demonstrate the optimal graphite insulation layer thickness required to cool the coils. How to Model a Basic Coil in COMSOL Multiphysics. With COMSOL, it is also possible to observe the effects of temperature on the capacitance value. Polar plot in Comsol. In Section V, the model will be experimentally validated by characterizing a prototype. Michael Morken. Finally, experimental results are presented for a number of projectiles and the results are analyzed. All of these problems provided coil impedance or magnetic field measurements used to identify the presence of a defect in a conductive test piece. A coil feature was added and specified as a homogenized multi turn coil with 100 turns. Dear colleagues, I need to modeling Ac coil to inducting a AC magnetic field for my project. Eddy current losses in toroid, strike ring, and soil 4. • 3D rotating machinery – Brushless motors and generators, radial and axial flux machinery, brushed DC electric motors. Inductance, L is actually a measure of an inductors "resistance" to the change of the current flowing through the circuit and the larger is its value in Henries, the lower will be the rate of current change. By applying a high-frequency alternating current to an induction coil, a time-varying magnetic field is generated. One of the coils is referred to as the primary coil, and the secondary coil wraps around it. Additional Files Included In addition to the information of the voice coil design considerations included on the page this file should be found should be the COMSOL model for the voice coil, so it can be edited with. Email me about your needs. 2 Video Anterior = https://www. Playing next. The parameters V_coil and I_coil are the variables that links the model file with the circuits. These motors consist of two separate parts; the magnetic housing and the coil. The remaining domains are defined as Air (built-in). Thermal runaway and excitation tests of the prototype made of the same coil were performed [4,5]. I was able to dig out the code and here it is for those who might still be interested. The sphere encapsulates the coil, and is given an outer layer to form the infinite element domains. A coil gun is an electromagnetic projectile launcher. In this paper, we have reviewed the ITER magnetic coils materials, and also we have estimated the amplitude of TF ripples and its dependence to numbers of coils using the "Comsol Multiphysics" software. The latest release (Release 7. Electromagnetic coils simulations with QuickField. COMSOL Conduction heat transfer EXAMPLE 3-8 Heat Loss through an Insulated Steam Pipe -. The new COMSOL Multiphysics 5. Such a hybrid coil made of BSCCO – 2212 (inner coil) and Nb-Ti (outer coil) was designed [3]. Geometry: The model geometry consists of a cylinder and a sphere. Electromagnetics Modeling in COMSOL Multiphysics The AC/DC and RF Modules. This tutorial example shows how to use the Electric Currents in Shells interface together with Magnetic Field interface to compute the resistance and inductance of a planar PCB coil in the stationary regime. I am trying to follow the Helmholtz Coil example in the model library for a rectangular coil form. simple coil models in COMSOL. Once the 2D static calculation is final- ized, the postprocessing of results begins. 4 offers ready-to-use parts for coils and magnetic cores; electric currents and Joule heating in thin, layered structures; and force computations for nonlinear materials using virtual work. Coil (Probe) Design. The major problem is the complexity of the geometry under comsol. Electromagnetic coils simulations with QuickField. thanks in advance. Send Private Message Flag post as spam. RF coils are important in numerous applications ranging from wireless technology to MRI scanning equipment. com Presented at the COMSOL Conference 2009 Boston. I tried to use a coil to model lenz law but the geometry was to complicated and it never managed to get a solution. structural mechanics, thermodynamics, acoustics). com/forum/. Short tutorial on how to draw a coil in Comsol 4. The cylinder is given an outer layer, forming the coil domains. ESSENTIALS OF POSTPROCESSING AND VISUALIZATION IN COMSOL MULTIPHYSICS 2 the current flows through both coils in the same direction. I want to build a model of wireless power transmission system in COMSOL software with a circular array of tiny magnets (working as rotating transmitter) rotating just below the circular coil (working as receiver) and the rotation of these magnets should result in the induction of voltage in the receiver coil. Removal of azo and diazo dye content from textile industry wastewaters is crucial due to their environmental impact. Cross-sectionschematicof(a)wirelesspower. «Coarse» - coarsest mesh with a minimum finite element size (5,7·10 −4) m and with a maximum finite element size (28,5·10 −3) m. The update includes enhanced features to aid customers selecting replacement HVAC coils. To access any COMSOL files, you need to have a COMSOL account which can be created for FREE. C:\Program Files\COMSOL\COMSOL52\Multiphysics\bin\win64\setup. With the RF Module expansion of the COMSOL Multiphysics ® simulation platform, you can analyze RF designs in multiphysics scenarios, including microwave and RF heating, all within the same software environment. It is very user friendly and a link would be e-mailed to you for download. And if you're not familiar with the notation 1. The Integration Component Coupling defined over a. Improved Helmholtz coils allows to create a magnetic field with inhomogeneity is not more than 1 % at a distance of half the radius of the geometric center of the coils system. Work through the modeling steps and use of the COMSOL software for modeling electromagnetic coils with the AC/DC Module. The coil is charged by an electric circuit (cir). I have been asked several times how did I generated the Coil in FEMLAB. I created the coil in MATLAB and then imported it as an object in FEMLAB. The cylinder is given an outer layer, forming the coil domains. coil, wire loop, solenoid, Brooks coil, Helmholtz coil, Maxwell coil. com/shared/images/logos/comsol_logo. The sphere encapsulates the coil, and is given an outer layer to form the infinite element domains. Comsol Coil Simulation. Procedia Chemistry 6 ( 2012 ) 69 – 78 1876-6196 2012 Elsevier B. 66e-3 ohms. Free webinar on June 25, 2014. Additional Files Included In addition to the information of the voice coil design considerations included on the page this file should be found should be the COMSOL model for the voice coil, so it can be edited with. Coil resistance Figure 9. by Walter Frei. The BL(x) plot is very close to the measured Klippel response and reveals that the voice coil is slightly off-center. can’t download any COMSOL file (. --- Collaborated with other engineers to design oscillator circuit for driving coils into resonance for maximal coupling and successfully increased battery life on the device. It incorporates combineable modules for different areas of physics (e. As discussed in the previous pages, probes can contain one or more coils, a core and shielding. A copper coil carries hot water through a duct carrying cold air. COMSOL is a global provider of simulation software for product design and research to technical enterprises, research labs, and universities. Materials: The coil domains are defined as Copper (AC/DC). The geometry of a Helmholtz coil is comprised of two identical circular coils that are spaced one radius apart. Visit the post for more. Procedia Chemistry 6 ( 2012 ) 69 – 78 1876-6196 2012 Elsevier B. In this DIY, you'll learn how to make a coil gun without a camera. A comprehensive study on the influence of the turn-to-turn misalignment factor on the local electromagnetic properties of individual turns, is presented by considering six different coil arrangements and ten amplitudes for the applied alternating transport current, Ia, together with an experimentally determined function for the magneto-angular. Note that not all materials can be heated by induction, only those with high electrical conductivity (such as copper, gold, and aluminum, to name a few). When in molten state, polymer molecules are unstressed, and they tend to an equilibrium, random coil state. 39,893 views. RF coils are important in numerous applications ranging from wireless technology to MRI scanning equipment. The coil is meant to be synonymous with an inductor that is a part of the circuit, with other elements like capacitors and resistors connected to it. Hi mate, i’m a tesla coil lover like you and i think i can contribute for your beautyful coil. Where: L is the inductance in Henries, V L is the voltage across the coil and di/dt is the rate of change of current in Amperes per second, A/s. A coil feature was added and specified as a homogenized multi turn coil with 100 turns. Having a hard time figuring out whether or not an ignition coil is bad? In this Diagnostic Quick Tip, National Field Trainer Jason Gabrenas shows you how to use a low amps probe to perform a current ramp test. Laccase immobilization and synthesis of the nanocomposites were carried out by two. Element size is set to normal. Residual Stress; What is it; Unlike the applied stress, residual stress is induced during processing. Free add to library Comsol Coil Power mp3 sound on mp3sound. Secondly, single layer coils have the additional advantage of low self-capacitance and thus high self-resonant frequency. The magnetic field was generated using a planar 3-turn coil positioned 10 mm above the ablation spot. The built-in Application. Playing next. Magnetic resonance imaging (MRI) systems generate a magnetic flux density (B-field) to create images. Thread starter zohreh68; Start date Jun 28, 2015; Jun 28, 2015 #1 Z. Its COMSOL Multiphysics product is an integrated software environment for creating physics-based models and simulation applications. The remaining domains are defined as Air (built-in). coil at the desired resonance frequency is the starting point of the design process. Coil resistance Figure 9. gif https://www. As discussed in the previous pages, probes can contain one or more coils, a core and shielding. Comsol Tutorial Heat conduction in a simple heat sink (aluminium) cooling a high voltage copper cable. COMSOL webinar - modeling coils and electric devices - Duration: 27:19. The sphere encapsulates the coil, and is given an outer layer to form the infinite element domains. A harmonic current is applied to the EMAT coil and the latter produces a magnetic field, also alternating, which induces eddy currents in the metallic rod. Removal of azo and diazo dye content from textile industry wastewaters is crucial due to their environmental impact. ru Tutorial Modeling, Simulation And Verification Of Contactless Power k= M p L 1L 2; (1) where L 1 is the self-inductance of the primary, L 2 is the self-inductance of the secondary, M is the mutual inductance. Mesh: The default physics-controlled mesh is used. exe is the COMSOL Multiphysics 5. En el siguiente Tutorial se mostrar la forma mas sencilla de simular una Bobina (Electroiman) en Comsol Multiphysics 4. If all of the coils are driven with the same current of 10 A, we can plot the z-component of the magnetic flux density along the centerline, as shown in the image below. It incorporates combineable modules for different areas of physics (e. The sphere encapsulates the coil, and is given an outer layer to form the infinite element domains. The remaining domains are defined as Air (built-in). Expected increase of coil resistance Measurement and Comparison: Excerpt from the proceedings of the 2015 COMSOL Conference in Grenoble. Sphere Gravity Force Magnetic force Gravity force Spinning coils Coil Power Dissipation • Used COMSOL to simulate thermal simulation in air and vacuum. The highest field of CS coil is 17. Coil geometry The coil is wound using 0. COMSOL can compute the radiated energy, far field patterns, losses, gain, directivity, impedance and S-parameters by solving the linear. The latest release (Release 7. A coil feature was added and specified as a homogenized multi turn coil with 100 turns. Welcome to COMSOL Access. ru Tutorial Modeling, Simulation And Verification Of Contactless Power k= M p L 1L 2; (1) where L 1 is the self-inductance of the primary, L 2 is the self-inductance of the secondary, M is the mutual inductance. audioXpress January 2020 is now available in print and download! To start 2020 in the best possible way, this edition includes a Market Update about Speakers and Transducers, followed by a report of the COMSOL Boston Conference where the latest Multiphysics 5. Providing a homogeneous field distribution within a birdcage coil is a key factor for improving the quality of the scanned data. The only data I have to simulate the resistive heating is the input. A5 & A6 within the new data sets and different 1D plot groups respectively under the sectionCOMSOL, COMSOL Multiphysics, Capture the Concept, COMSOL Desktop, LiveLink, and COMSOL † Plot-while-solving (including probe plots) now works from runnable applications. The field plot from COMSOL model of the coil antenna with the collar and the housing is shown in Figure 6. Coil (Probe) Design. Materials: The coil domains are defined as Copper (AC/DC). The functions of the preload structure are to apply an enough axial compression to the CS coils and to have a mechanical rigidity against the repulsive force between 8 Nb 3 Sn. Multilayer Air Coil. At left, temperature distribution from simulation of a furnace with water-cooled induction coils. Solved with COMSOL Multiphysics 5. A third book, the AC/DC Module Reference Guide, contains. 3D Magnetic Fields section of the AC/DC module is considered for geometry (Figure 1). Second, the currents are adjusted to minimize power dissipation with a constraint on field. • Install 2 temperature sensor in the coil • Run the coil in vacuum for about 3 hours. When designing Helmholtz coils, a question naturally arises: How uniform is the magnetic field and over what distance? To answer this, we can turn to the COMSOL Multiphysics® software. Free webinar on June 25, 2014. Application ID: 16991. Element size is set to normal. I will be grateful if. Induction Heating in Design. RF coils are important in numerous applications ranging from wireless technology to MRI scanning equipment. The Helmholtz coils simulating and improved in COMSOL Abstract: The paper describes the simulating Helmholtz coils and improved Helmholtz coils in COMSOL. In class we never talked about electromagnetic radiation. \൜爀屲A lot can be considered and achieved before proceeding to the expensive stage of building prototypes or deploying. Solved with COMSOL Multiphysics 5. 2 - (English Subt. Firstly, like all air core coils, it is free from 'iron losses' and the non-linearity mentioned above. The model uses a homogenization technique to calculate the current distribution inside the superconducting layers of a HTS stack where each tape carries the same net current as it would be the case in a coil. In part a) of the. A Helmholtz coil is a device for producing a region of nearly uniform magnetic field, named after the German physicist Hermann von Helmholtz. When I compute the magnetic field around the coil, some line go trough the coil itself. Comsol Coil Simulation. Get inspired by the COMSOL Blog today. 2 2 | M U T U A L I N D U C T A N C E A N D I N D U C E D C U R R E N T S I N A M U L T I - TU R N C O I L For the case of a secondary multi-turn coil with N turns, and in the limit as R 1 >> R 2 >> r 0, the analytic expression for the mutual inductance between the two coils is: where μ 0 is the permeability of free space. docx - Free download as Word Doc (. COMSOL Multiphysics Pvt. Inductive heating of the plasma caused a large enhancement of the overall visible light emission and the appearance of Cu II line emission. 35 (Oxford Instruments). New product: COMSOL Compiler™ More than one Parameter node in the Model Builder; Group Model Builder nodes into folders; Coloring of models based on selections; Faster solution time in the Windows ® operating system; Electromagnetics. Optimizing a Magnetic Circuit Design with COMSOL Multiphysics® In a loudspeaker driver, a magnetic circuit concentrates the magnetic flux into an air gap. I have coupled 3D quasi Static and 3D incompressible Navierstokes while modelling in 3D. Helix coil can be drawn directly and surface current density can be assigned to excite the coil to get the inductance. For the Input sub-node, an interior boundary within the coil domains (normal to the direction of current flow) was selected. Magnetic resonance imaging (MRI) systems generate a magnetic flux density (B-field) to create images. MRI Birdcage Coil. Faced with the problem of frequent slippage of the wheel-arm inspection robot in overhead high-voltage transmission lines, a magnetic linear drive method, based on high-voltage direct current (HVDC. 3a features a revolutionary new method for modeling capacitively coupled plasmas (CCP), based on a non-linear time-periodic formulation, reducing solution times of CCP simulations from weeks to hours. Materials: The coil domains are defined as Copper (AC/DC). Dear colleagues, I need to modeling Ac coil to inducting a AC magnetic field for my project. The built-in Application. the speed and displacement of the plate is calculated by Global Equation (ge). These analysis results are later used as lumped parameters in the acoustic analysis. Expected increase of coil resistance Measurement and Comparison: Excerpt from the proceedings of the 2015 COMSOL Conference in Grenoble. Hi mate, i’m a tesla coil lover like you and i think i can contribute for your beautyful coil. How can I do that?should I export the data into Matlab?how? I have attached my simulation. Solved with COMSOL Multiphysics 5. Here about 30 popular emagware sites such as emagware. pdf), Text File (. really is a Comsol Multiphysics file, referenced with the option COMSOL:. Another example is the thermal analysis of a coil. 2 T when the running current is 60 kA. 1 Changing current in coil 1 produces changing magnetic flux in coil 2. The geometry of a Helmholtz coil is comprised of two identical circular coils that are spaced one radius apart. The fields from the two point in opposite directions, creating a net field that is zero at the center of the coils. 3 IH model in COMSOL Multiphysics The material of subdomain Ω 1. Coil Modeling. The cylinder is given an outer layer, forming the coil domains. Watch this video to learn how to model a multiturn coil using COMSOL Multiphysics ® and the AC/DC Module. These analysis results are later used as lumped parameters in the acoustic analysis. COMSOL webinar - modeling coils and electric devices - Duration: 27:19. View Prathamesh Bilgunde, PhD'S profile on LinkedIn, the world's largest professional community. The combination of COMSOL. The channel - which can be completely underwater, in air, or include an air-water interface - is based on a full-wave analysis based on Maxwell’s equations using the finite-difference time-domain method. If all of the coils are driven with the same current of 10 A, we can plot the z-component of the magnetic flux density along the centerline, as shown in the image below. This introductory tutorial model demonstrates how to find the fundamental resonance frequency of an RF coil as well as how to perform a frequency sweep to extract the coil's Q-factor. can’t download any COMSOL file (. Learn how to use multiphysics modeling and simulation to innovate and optimize your engineering designs. The remaining domains are defined as Air (built-in). Laccase immobilization and synthesis of the nanocomposites were carried out by two. 38,281 views. These analysis results are later used as lumped parameters in the acoustic analysis. Arrows and colors – Single turn coil excitation. coil at the desired resonance frequency is the starting point of the design process. Send Private Message Flag post as spam. En el siguiente Tutorial se mostrar la forma mas sencilla de simular una Bobina (Electroiman) en Comsol Multiphysics 4. All to simulate the electromagnetic force kicks off the plate ( mf ). Coil analysis tools ü ü ü Optical materials database with over 1400 materials ü ü ü Multiphysics interface for ray heating ü ü ü User-defined materials written in C ü ü Smith plots ü ü Magnetic vector hysteresis material model ü ü Optical aberration plots ü ü Electrostatics based on the boundary element method (BEM) ü. Hi all I have designed a cylindrical cloak in Comsol. I specified a current excitation of 1[A]. neuvoo™ 【 5 Comsol Job Opportunities in Switzerland 】 We’ll help you find Switzerland’s best Comsol jobs and we include related job information like salaries & taxes. The sphere encapsulates the coil, and is given an outer layer to form the infinite element domains. | COMSOL is the leading innovator of multiphysics simulation software for R&D. Simulation in COMSOL Multiphysics® Simulating mechanical, electrical and acoustical properties. In part 1 of this 5-part video series, you will get a step-by-step demonstration of how to model a single-turn coil to solve for the magnetic vector potential. The model uses a homogenization technique to calculate the current distribution inside the superconducting layers of a HTS stack where each tape carries the same net current as it would be the case in a coil. The coils were subsequently made and tested as a successfully because of this work, fulfilling the technical requirements. In part a) of the. 2 Coil Gun Theory The coil gun works by quickly discharging a large amount of energy from a capacitor through a coil, creating a strong magnetic eld through. AC/DC Module Updates. For me to fully recreate my own model would have been difficult, but the model already created in the model library helped to simulate my portion of our project. I have been asked several times how did I generated the Coil in FEMLAB. Field through a 3D coil. 2 - (English Subt. This introductory tutorial model demonstrates how to find the fundamental resonance frequency of an RF coil as well as how to perform a frequency sweep to extract the coil's Q-factor. COMSOL webinar - modeling coils and electric devices - Duration: 27:19. Analyzing the Magnetic Field of a Helmholtz Coil. Get an introduction to modeling electromagnetic coils using COMSOL Multiphysics ® and the add-on AC/DC Module. In COMSOL version 4. I want to plot the polar plot of normalized power. It includes 1. Geometry: The model geometry consists of a cylinder and a sphere. The applied coil voltage will also vary as the power supply varies over time. The furnace had a complicated geometry for the coils and this is, perhaps, for the first time an exhaustive study which is being reported. C:\Program Files\COMSOL\COMSOL52\Multiphysics\bin\win64\setup. The simulation technique is described. Second, the currents are adjusted to minimize power dissipation with a constraint on field. AC/DC Module User's Guide 1998-2012 COMSOL Protected by U. 6 | COMSOL APPLICATION NOTES SIMULATION-DRIVEN DESIGN FOR THE THERMAL MANAGEMENT OF ELECTROMAGNETIC DEVICES FIGURE 6: Simulation results show the contributions of conductive heat flux (top left), convective heat flux (top right), and surface radiosity (bottom left) to the total heat flux (bottom right) of a heat sink. Posted 9 giu 2014, 10:53 GMT-7 AC/DC & Electromagnetics 7 Replies. See the complete profile on LinkedIn and discover Santosh's. I found that a solution to this might be using coil feature with a Coil Geometry Analysis Step. 1 ALTAIR_HYPERFORM_V5. number of windings in the coil, I is the current though the coils, Rc is the radius of the coil. | COMSOL is the leading innovator of multiphysics simulation software for R&D. I'm trying to create a basic model of a homogenized multi-turn in COMSOL using the Magnetic Fields interface. In class we never talked about electromagnetic radiation. COMSOL, Inc. Electromagnetics Modeling in COMSOL • RF Module - High-frequency modeling • The susceptor is heated by a RF coil to high temperatures • This model investigates the temperature in a hot-wall furnace reactor used for silicon carbide growth. 36kA/m that corresponds to your estimate, COMSOL is normally not calculating wrong (at least not my 4. Modeling and simulation also lets you propose some designs and process conditions, and then tinker with them or optimize them. This Documentation and the Programs de scribed herein are f urnished under the COMSOL Software License Coil Domains 72 About the Single-Turn Coil Domain, Multi-Turn Coil Domain, and Coil Group. I am wondering how COMSOL calculates the cross section area of coil geometries. their dipole moments are anti-aligned). 1 Figure 11. Comsol Tutorial Heat conduction in a simple heat sink (aluminium) cooling a high voltage copper cable. It is seen that at low vapor quality flows, the heat transfer coefficient is enhanced by decreasing in coil diameter, tube diameter and increasing in coil pitch of helically coiled tube. Solved with COMSOL Multiphysics 5. With the RF Module expansion of the COMSOL Multiphysics ® simulation platform, you can analyze RF designs in multiphysics scenarios, including microwave and RF heating, all within the same software environment. The model uses a homogenization technique to calculate the current distribution inside the superconducting layers of a HTS stack where each tape carries the same net current as it would be the case in a coil. 42 KB (126384 bytes) on disk. If you use a core with a high value of permeability then fewer turns will be required to produce a coil with a given value of inductance. In Section V, the model will be experimentally validated by characterizing a prototype. Coil Modeling. In the Comsol software, i used 2D "magnetic field physics" (mf) and "multi-turn Coil". A coil feature was added and specified as a homogenized multi turn coil with 100 turns. Cross-sectionschematicof(a)wirelesspower. The model uses a homogenization technique to calculate the current distribution inside the superconducting layers of a HTS stack where each tape carries the same net current as it would be the case in a coil. Removal of azo and diazo dye content from textile industry wastewaters is crucial due to their environmental impact. The simulation technique is described. • Three examples of using COMSOL in various phases of a product development • Design example • Validation of modeling tools • Diagnosis of a design flaw • Size the coil and other components to generate the alternating magnetic fields needed to produce the appropriate. Browse all of the AC/DC Module updates in more detail below. The sphere encapsulates the coil, and is given an outer layer to form the infinite element domains. Christopher Crawford COMSOL Conference, Boston 2011-10-14 Presented at the 2011 COMSOL Conference. The highest field of CS coil is 17. 3D eddy current, external current density source for non round coil geometries (TEAM21) read 4 Replies 10649 Views. I'm trying to create a basic model of a homogenized multi-turn in COMSOL using the Magnetic Fields interface. COMSOL is the developer of COMSOL Multiphysics software, an interactive environment for modeling and simulating scientific and engineering problems. coil resistance, caused by the plate Figure 6. If you go to the Magnetic Fields interface's settings window and find that the equation form is set to "Stationary", switch it to "Study controlled" (the default). Program highlights still include keynote talks, presentations, and panel discussions featuring speakers across all fields of engineering, apart from the traditional news announcements. A homogeneous magnetic field can be found through quadrature excitation, in combination with the appropriate number of lumped elements. Geometry: The model geometry consists of a cylinder and a sphere. 3 IH model in COMSOL Multiphysics The material of subdomain Ω 1. Get an introduction to modeling electromagnetic coils using COMSOL Multiphysics ® and the add-on AC/DC Module. Vehicle: 2013 Ford® Fusion. F=qv X B Coil In vacuum with current 0. Right, results demonstrate the optimal graphite insulation layer thickness required to cool the coils. For the Input sub-node, an interior boundary within the coil domains (normal to the direction of current flow) was selected. Comsol Magnetic Field Simulation Tutorial. In addition, a further model for a slightly different rail geometry with the possibility of rail inserts to reduce rail shortening was simulated to provide future insight into the scope of the system for the customer. I finally decided to consider the coil as a succession of torus (moreover, it can remove one dimension if you use 2D axial symetry). View Prathamesh Bilgunde, PhD'S profile on LinkedIn, the world's largest professional community. The cylinder is given an outer layer, forming the coil domains. COMSOL®’s single and multi-turn domains are used to model an induction coil, and the simulations of induction heating are made at a range of frequencies from 50 Hz to 500 kHz. coil at the desired resonance frequency is the starting point of the design process. In this paper, we have reviewed the ITER magnetic coils materials, and also we have estimated the amplitude of TF ripples and its dependence to numbers of coils using the "Comsol Multiphysics" software. If I set for example a cylinder in COMSOL as a homogenized multi-turn coil, I am given the option to set the coil geometry. A homogeneous magnetic field can be found through quadrature excitation, in combination with the appropriate number of lumped elements. In this paper, by using the finite element simulation software COMSOL Multiphysics® software, the characteristics of coated superconductors in the presence of travelling magnetic fields generated by three-phase alternating current are studied. Hi all I have designed a cylindrical cloak in Comsol. Element size is set to normal. I have endothermic reaction inside the. COMSOL Multiphysics August 19, 2015 · From single-turn and multi-turn coil arrangements to coil groups: Modeling mutual inductance using COMSOL Multiphysics. The calculations which performed for three: 8, 16 and 32 toroidal coils, indicates that increasing the number of toroidal coils lead to. 3D eddy current, external current density source for non round coil geometries (TEAM21) read 4 Replies 10649 Views. where P o is the initial total power dissipated in all coils and P_{coil}^k is the power dissipated in the k th coil. 4 features new modeling tools, important performance improvements, a new Composite Materials Module, and COMSOL Compiler™ for creating standalone simulation applications and digital twins. AC/DC Module Updates. the total coil area is 0. Once the 2D static calculation is final- ized, the postprocessing of results begins. but parameters of ignition system such as spark plug and coil. The coils on the coil gun have to be wired based on the schematic shown above. This introductory tutorial model demonstrates how to find the fundamental resonance frequency of an RF coil as well as how to perform a frequency sweep to extract the coil's Q-factor. Please login with a confirmed email address before reporting spam. COMSOL Multiphysics August 19, 2015 · From single-turn and multi-turn coil arrangements to coil groups: Modeling mutual inductance using COMSOL Multiphysics. This winding results in a uniform magnetic field between the coils with the primary component parallel to the axes of the two coils. quantified, providing thus better insight into coils design and characterization. About COMSOL. In the Comsol software, i used 2D "magnetic field physics" (mf) and "multi-turn Coil". When designing Helmholtz coils, a question naturally arises: How uniform is the magnetic field and over what distance? To answer this, we can turn to the COMSOL Multiphysics® software. F=qv X B Coil In vacuum with current 0. Posted: (1 months ago) To help the learning process, there is a streamlined workflow you can follow that is reflected throughout the user interface of COMSOL Multiphysics. Geometry: The model geometry consists of a cylinder and a sphere. Having a hard time figuring out whether or not an ignition coil is bad? In this Diagnostic Quick Tip, National Field Trainer Jason Gabrenas shows you how to use a low amps probe to perform a current ramp test. Design geometryCoil 2. HELMHOLTZ COIL Simulation of a parallel pair of identical circular. In part 3 of this 5-part video series, see how to terminate the 3D coil modeling domain via infinite elements in COMSOL Multiphysics® and the AC/DC Module. Three-dimensional finite-element analysis tool ANSYS MAXWELL is employed to optimize the integrated coils, and detailed design procedures on improving system efficiency are also given in this paper. With a view to determine magnetic field topology, a computational domain was created which is a model of a saddle-shaped coil. | ID - 3497202. The generator used in my comsol model simulates a magnetic coil with a rotating iron piece in the middle. This Documentation and the Programs de scribed herein are f urnished under the COMSOL Software License Coil Domains 72 About the Single-Turn Coil Domain, Multi-Turn Coil Domain, and Coil Group. En el siguiente Tutorial se mostrar la forma mas sencilla de simular una Bobina (Electroiman) en Comsol Multiphysics 4. It consists of two electromagnets on the same axis. Application ID: 48041. The Integration Component Coupling defined over a. Zermeno, Karlsruhe Institute of Technology). The coils on the coil gun have to be wired based on the schematic shown above. Each turn of the secondary coil is modeled explicitly. 2 2 | M U T U A L I N D U C T A N C E A N D I N D U C E D C U R R E N T S I N A M U L T I - TU R N C O I L For the case of a secondary multi-turn coil with N turns, and in the limit as R 1 >> R 2 >> r 0, the analytic expression for the mutual inductance between the two coils is: where μ 0 is the permeability of free space. Modeling and simulation also lets you propose some designs and process conditions, and then tinker with them or optimize them. A schematic of the computational model. In the Comsol software, i used 2D "magnetic field physics" (mf) and "multi-turn Coil". New product: COMSOL Compiler™ More than one Parameter node in the Model Builder; Group Model Builder nodes into folders; Coloring of models based on selections; Faster solution time in the Windows ® operating system; Electromagnetics. See the complete profile on LinkedIn and discover. Furthermore, COMSOL Multiphysics and its add-on modules have also been improved. Hi mate, i’m a tesla coil lover like you and i think i can contribute for your beautyful coil.