You may need to scroll up to see users of comsol in the output. Inkjet design although initially invented to be used in printers, inkjets have been adopted for other application areas, such as within the life sciences and microelectronics. Comsol by using the physics of the following modules 4,5,6,7. Predefined applications modes include stressstrain, heat transfer, cfd, and electromagnetics. When modeling transducers of all sorts, the capabilities included in the acoustics module are readily combined with functionality from the acdc module or the mems module to create fully coupled multiphysics fem models. Get started using the comsol multiphysics software.
Applications include structural analysis of composite laminates, possibly coupled to the heat transfer module and the acdc module for multiphysics. Alternatively, for windows, mac, and linux users, comsol can also be launched through a remote desktop connection, then opening a terminal, loading the appropriate module file, and typing comsol. This functionality is built into the external material feature and allows the user to. It uses the multielement uniform lumped port feature of the comsol multiphysics software in order to excite andor terminate each element of the respective ports equally. Ac dc module users guide 19982012 comsol protected by u. For users of the ac dc module, comsol multiphysics version 5. The physics of magnetic fields was used in the model and the multiturn coil feature was assigned to the exciting and sensing coils. All of the features listed below are implemented through associated physics interfaces. The wave optics module allows you to make highfrequency electromagnetic wave simulations. For more information on how to work with the comsol multiphysics graphical user interface, please refer to the comsol. Ac dc module updates for users of the ac dc module, comsol multiphysics version 5. When modeling transducers of all sorts, the capabilities included in the acoustics module are readily combined with functionality from the ac dc module or the mems module to create fully coupled multiphysics fem models. There are also module categories for mechanical applications heat transfer. Modelling the electrical parameters of a loudspeaker motor.
For users of the acdc module, comsol multiphysics version 5. The part library includes impeller geometries for axial impellers, radial impellers, and impellers designed for. A coplanar waveguide bandpass filter on a 200 mm gaas wafer composed of an interdigital capacitor and shortcircuited stub inductors. The acdc module sets the stage for the simulation and modeling the performance of resistors, capacitors, inductors, coils, motors and sensors. In the gbar you have access to the following modules and products for comsol multiphysics. The acdc module also provides interfaces for modeling electrical circuits. Modeling a dc plasma torch with comsol multiphysics. Use of comsol acdc module to model a em sensor deployed to. The fluidfluid interfaces are tracked using a ternary phase field formulation that. The module is a powerful tool for detailed analysis of. The comsol multiphysics fea software comes with predefined physics interfaces with specialized settings, making it easy to set up and run analyses. Comsol multiphysics is the core product that is required to run any of the addon modules. The user interface for this new functionality is almost identical to the old one.
A new lumped port type is included in comsol multiphysics version 5. However, with the wave optics module you can do timeharmonic. Review all of the acdc module updates in more detail below. The ac dc module physics interfaces are fully multiphysics enabled, which means you can couple any simulation in this module to an arbitrary simulation defined in any of the comsol multiphysics interfaces. Plasma module equilibrium discharges interface ac dc module electric currents, magnetic fields rounded cathode tip, argon and anode using the magnetic vector potential a. A third book, the acdc module reference guide, contains reference material about application mode implementations and commandline programming. Acdc module application gallery examples comsol multiphysics.
Although these devices are principally characterized by electromagnetics, they are also influenced by other types of physics. To download the mphfiles, log in or create a comsol access account that. The use of the acdc module the acdc module can model electric, magnetic, and electromagnetic fields in statics and lowfrequency applications. The new threephase flow, phase field interface can be used to model the flow and interaction of three different, immiscible fluids when you need to study the exact positions of the interfaces separating the fluids. This includes detailed modeling of magnets and voice coils in loudspeaker drivers or the electrostatic forces in condenser. The comsol academic discount plan allows for the license to be used in academic research and teaching only. Comsol multiphysics includes the comsol desktop graphical user interface gui and a set of predefined user interfaces with associated modeling tools, referred to as physics interfaces, for modeling common applications. Jul 30, 2019 the acdc module sets the stage for the simulation and modeling the performance of resistors, capacitors, inductors, coils, motors and sensors.
Download model files to learn how to simulate magnetic and electrostatic fields. This lumped port type can be used for multiexcitation or multitermination of, for example, a coplanar waveguide port or a differential port. Comsol multiphysics formerly known as femlab is a multiphysics modeling tool that solves all types of problems based on finite element analysis and partial differential equations pdes. The acdc module physics interfaces are fully multiphysics enabled, which means you can couple any simulation in this module to an arbitrary simulation defined in any of the comsol multiphysics interfaces. Most electromagnetic components, devices, and products are affected by another branch of physics, whether it be heat transfer, structural mechanics, or acoustics, to name a few. Electromagnetics modeling in comsol rf module highfrequency modeling microwave heating acdc module statics and lowfrequency modeling induction heating plasma module model nonequilibrium discharges mems module statics subset of acdc module advanced statics electromechanics. The structural mechanics module includes both predefined material models to choose from and the ability to enter userdefined material models, depending on the nature of your analysis. Comsol, comsol desktop, comsol multiphysics, and livelink are registered trademarks or trademarks of comsol ab. Modelling the electrical parameters of a loudspeaker motor system with the acdc module. This chapter introduces you to the capabilities of the acdc module including an introduction to the modeling stages and some realistic and illustrative models. The floating potential boundary condition is part of certain modules acdc module. When defining and solving these problems, the fluid is modeled as incompressible.
The magnetic fields physics interface in the acdc module, and the corresponding 2d interfaces in the core comsol multiphysics software, can now use external material models implemented as userdefined dynamic libraries. For a comprehensive analysis, use the comsol multiphysics software and the acdc module to see how multiple physics affect your design. The ac dc module provides a unique environment for simulation of ac dc electromagnetics in 2d and 3d. Please login with a confirmed email address before reporting spam hello comsols users. This phenomenon is also known as separated flow with surface tracking.
Review all of the rf module updates in further detail below. In this paper, a 3d fe model for the commercial electromagnetic sensor system using emspectm technology, has been developed using the acdc module in comsol multiphysics. Application areas include mechanical engineering, civil engineering, geomechanics, biomechanics, and mems devices. Similarly, you can combine the composite materials module with the ac dc module for layered materials functionality within electrostatics and electric currents. It is available in html and pdf format from the comsol help desk. Acdc module and plasma module the combination of comsol products required to model your application depends on several factors and may include boundary conditions, material properties, physics interfaces, and part libraries. Once connected to circe, you can open comsol using the steps below. The coil current calculation functionality available in previous versions of comsol multiphysics has been replaced with a new coil geometry analysis functionality.
The use of the ac dc module the ac dc module can model electric, magnetic, and electromagnetic fields in statics and lowfrequency applications. This offer allows you to purchase additional comsol modules for an existing comsol multiphysics annual subscription license. All module software is included with the comsol multiphysics download. Plasma module equilibrium discharges interface acdc module electric currents, magnetic fields rounded cathode tip, argon and anode using the magnetic vector potential a. Simulate static and lowfrequency electromagnetics with. In order to facilitate fast and efficient setup of mixer geometries, the mixer module now includes a part library with predefined geometry components typical of mixer equipment. Software for simulating static and lowfrequency electromagnetics. Electrostatics, boundary elements the new electrostatics.
If the heat transfer by conduction and convection is very small for example, in space or in vacuum systems, the percentage of heat radiation in the total heat flux naturally increases. For users of the design module, comsol multiphysics version 5. It distinguishes itself from the acdc module, in that the acdc module targets quasistatic simulations, where the size of the computational domain is small compared to the wavelength. Similarly, you can combine the composite materials module with the acdc module for layered materials functionality within electrostatics and electric currents.
The importance of thermal radiation in your models comsol blog. Comsol multiphysics module addon annual subscription. Access features for specialized lowfrequency electromagnetics modeling by adding the acdc module to the comsol multiphysics software. Applications include structural analysis of composite laminates, possibly coupled to the heat transfer module and the ac dc module for multiphysics.
You may check the current license usage from the linux environment with the following command. Acdc module application library manual researchgate. The porous media flow module extends the comsol multiphysics modeling environment to the quantitative investigation of mass, momentum, and energy transport in porous media. Introduction to modeling acousticstructure interactions in comsol june 12, 2019 to model an asi problem, you need to account for the behavior of elastic waves in solids, pressure waves in fluids, and their interaction. Browse the application gallery and download tutorial models with instructions and view example apps. It distinguishes itself from the ac dc module, in that the ac dc module targets quasistatic simulations, where the size of the computational domain is small compared to the wavelength. It has examples of the typical use of the module, a list of all the acdc interfaces including a short description for each, and a tutorial example that introduces the modeling workflow.
All, comsol multiphysics, comsol server, acdc module, rf module comsol server. Browse all of the acdc module updates in more detail below. This increases the flexibility and the modeling capabilities of the physics interfaces. It has examples of the typical use of the module, a list of all the ac dc interfaces including a short description for each, and a tutorial example that introduces the modeling workflow.
Both comsol and femm gave very accurate results for the flux density. Both the rf and the wave optics module can handle highfrequency electromagnetic wave simulations. Learn about all of the acdc module updates in more detail below. Electrostatics, boundary elements the new electrostatics, boundary elements. Here the results on comsol and femm are compared to measurements performed on a tensile test machine and on the klippel system. This particular module solves problems in the general areas of electrostatic fields. For a comprehensive analysis, use the comsol multiphysics software and the ac dc module to see how multiple physics affect your design. Rf module updates for users of the rf module, comsol multiphysics version 5.
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