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Recent content by hapciu

  1. H

    matlab code to CST for spiral antenna

    hello, How can I import the matlab code to generate the spiral antenna in cst? thanks
  2. H

    CST EM-capacitance matrix-Urgent reply please

    hi, thanks for your answer. very helpful
  3. H

    CST EM-capacitance matrix-Urgent reply please

    hi all, I am trying to calculate the capacitance between 2 parallel capacitors with CST EM. imagine that: 2 parallel capacitors with surface=1cm^2 (pec) distance between d=1mm. theoretically, the C=8.85*10^-13F. I made the simulation with cst em, and I got a capacitance matrix: C11 C12...
  4. H

    How to create currents along a cable in CST

    hello, I am trying to create currents (on the external part of the conductor) along a coaxial cable with CST. With a loop doesn't work (the currents are instead around the cable). Any suggestions? thanks, hapciu
  5. H

    CST EM studio conductance matrix

    hello, I'm simulating a cylinder (a tube) half with water and half with air. In the midle I have 2 electrodes. In the CST EM tool there is solver-"Stationary current solver", which is returning the conductance matrix (G). I'm feeding the 2 electrods with 2 potentials. One with -1V and the other...
  6. H

    Urgent CST EM studio-conductance measurements

    hello, did anyone have some ideea how CST EM studio works? I have a tube of pet, 2cm thickness filled with water. I need 2 electrodes in order to evaluate the conductance of the water. The working frequency is 100kHz, so this is the reason for which I am trying to use CST EM studio. did anyone...
  7. H

    Urgent-two wire line feeding in HFSS

    thanks, I'll take a look
  8. H

    Urgent-two wire line feeding in HFSS

    hello, need urgent help! how can I feed a two wire line in hfss? I need to evaluate the G. thanks
  9. H

    two wire line feeding in HFSS

    hello, need urgent help! how can I feed a two wire line in hfss? I need to evaluate the G. thanks
  10. H

    same configuration, different gain with PML&Radiation-HF

    hello, I have some problems with my antenna (which is suppose to work as a folded dipole). I am simulating the same structure, firstly with pml boundary conditions. I have a certain resonat frequency and a certain gain. I am simualting the same structure, but with radiation boundaries. I get a...
  11. H

    PML or Radiation for finding the gain of a folded dipole

    hi, I'm simulating a folded dipole. I'm trying to find the gain. I'm using diffrent boundary conditions: PML or Radiation. My structure is very large so, I tried the symmetry+PML, symmetry+Radiation, pec+pml, pec+radiation. all this should give me simmilar results. but I get a different gain...
  12. H

    current surface export file!!!

    I'm using HFSS. sorry for the delay.
  13. H

    current surface export file!!!

    hi, I do need help. if I can see the 3D animation, how can I export the results in a text file!!?????? thanks
  14. H

    Current surface export file-HFSS!!!heeeelp!

    Hi! if I plot the current on a ground plane I get a 3D plot, with animation and so on. I want to export this plot...I mean I need the file text of this current surface. for the field I've seen that this is possible, but how can I do it for currents??? thanks.
  15. H

    Software for simulating low frequency wire

    hi! I have the following problem: I have a cylinder long of 2 m, diameter 0.5 m. 1m far from this cylinder (orthogonal) I want to simulate a wire in which flows 500 A , 50Hz, in order to see the field distribution on the cylinder. Is it possible to simulate this wire? How can I charge it in such...

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