Piezoelectric and membrane Deformation
Hi all, I am new in COMSOL and I am trying to simulate a pump that is actuated by a piezoelectric actuator. The membrane material is PDMS. The piezoelectric actuator deflects, but the membrane does...
View Article4.4 Version Packed Bed Reactor - Error Message
Hello, I am trying to model the oxidation of Naphthalene, using the packed bed reactor model. I went step by step with the model library manual and I receive this error when computing:"Failed to find a...
View Articlei need help for wind turbine simulation
Hi everybody.. i have to do wind turbine's blade fluid simulation. ( like this www.youtube.com/watch?v=t5Ioi_...;list=LLzuYZUfzOzTpLaduSXQQqew)
View Articlewireless power transfer by pcb coil
Dear All, I want to model and simulate a wireless power transfer module. Its application is in microchip implant. The model has two 3D microstrip(PCB with substrate) coil. One for transmitter and the...
View ArticleTime dependent analysis with Magnetic Fields (mf) and Conjugate heat transfer...
Hi! I'm trying to model the magnetic and electric fields and the heat generated by a coil that is powered by 2 solenoids immersed in a fluid. Since my model is not axisymmetric I use a 3D model and for...
View ArticleMeasuring Induced voltage of Parrallel Coils
Hi, Would anyone be able to tell me why the induced voltage in the 2 outer coils in the attached model have a higher value than the centre coil? The measured Flux values are correct and the centre...
View ArticleMaybe you can solve it-------How to edit/ add a semiconductor doping model in...
Hi there, I am learner of Comsol. I have simulated a p-n junction according to help documents step by step, and it worked. But now I want to change the doping profile in the n domain. How should I do ?...
View ArticleHeat transfer
Can anyone tell me what is the recomeded NLfail value in simulation Comsol solver. Thank you inadvance for your help!
View Articleusing the Amazon cloud
I was interested in hearing any opinions regarding the use of COMSOL in the Amazon cloud. We currently have limited computing resources in house and so we'll either purchase a new machine or switch...
View Articleresults depend on parameter sweep order?
Hi all, Is it possible that in some cases the results of a structural mechanics simulation depends on the order in which a parametric sweep is done? I am simulating the deformation of an object when it...
View ArticleTransport of diluted species and electrostatics
Dear Community, I am trying to combine the physics of the poisson equation (electrostatics) with the nernst-planck (transport of diluted species) in Comsol 4.1 for like 6 weeks now, and all I get is...
View ArticleSave a log file on each iteration step with parametric sweep.
Hi, In COMSOL 3.5a I can run parametric sweep over parameter “A” and write a global variable (“B” for instance) into a log file during calculation. With each iteration step I have an updated log file...
View ArticleVarious Problems for Two Phase Flow coupling with Electrostatic
Hi! I am working on Two Phase Flow coupling with Electrostatic using transient (phase initialization and time dependent) solver to simulate electrospray phenomenon, I have encounter some problems and...
View Articlei need help for wind turbine simulation
Hi everybody.. i have to do wind turbine's blade fluid simulation. ( like this www.youtube.com/watch?v=t5Ioi_...;list=LLzuYZUfzOzTpLaduSXQQqew)
View Articlewireless power transfer by pcb coil
Dear All, I want to model and simulate a wireless power transfer module. Its application is in microchip implant. The model has two 3D microstrip(PCB with substrate) coil. One for transmitter and the...
View ArticleFSI Module for blood vessel simulation
Hi, I'm trying to implement a very basic 2D axisymmetric model of a blood vessel (straight tube) using the FSI module as I'm interested in getting a wall deformation profile. The problem is that my...
View Articletime dependent study for sinusoidal wave
Dear all, I'm trying to simulate my module in 2D axis of COMSOL version 4.3 in joule heating physics with sinusoidal input voltage of { V0*sin(2*pi*50*t)} and for the frequency of 50 Hz it will takes...
View ArticleElectrostatics module doesnt work
Hello , I am trying to simulate Sharland et al's paper with 6 species corrosion process. After long weeks of attempts I have used constraints to enforce equilibrium constraints. Please find the...
View ArticleMeshing copper on a PCB
Hi In the RF module I'm trying to do a simulation for a pcb with metal thickness of 18um. The structure is a 2-port filter. The thickness of substrate is 1.27mm. The software simulates the structure...
View Articlecomsol
Sir, i am facing problem in Comsol modelling. I am attaching image of model .Please help me to find the correct solution of spectral image.
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