What is Lambda refinement in HFSS?
Lambda refinement is the process of refining the inital mesh such that all tetrahedra are smaller than a certain fraction of the wavelength. It provides a minimum mesh density over all objects. The reference wavelength is related to the solution frequency (i.e. frequency of adaptive refinement).
How do you increase mesh in HFSS?
There will be an automatic meshing based on your frequency. But if you insist on using HFSS there will be an option that you can change the accuracy of meshing following the steps: Setup> in the Driven Solution Setup tab> press the Options>Initial Mesh Options.
How do you check mesh in HFSS?
System is easy to view the mesh of the drone. Structure. Simply click on the option under field overlay.
What is meshing in HFSS?
The automatic adaptive meshing procedure at a single frequency is the cornerstone technology that enables Ansys HFSS to accurately and efficiently calculate the electric fields in a model. The process starts with Ansys HFSS translating the modeled geometry into a conformal, inhomogeneous tetrahedral mesh.
What are the three solution types available in HFSS?
in hfss, sweep type is three options are discrete, fast and interpolating.
What is Delta S in HFSS?
Importantly, at each step, the scattering parameters are evaluated at each port, and compared to the previous step. The difference between the two is called “delta S”. So, in order to make sure a simulation is correct, HFSS does adaptive passes until the delta S falls below a set threshold.
How do you reduce simulation time in HFSS?
HFSS has very powerful mesh adaption routines; I have generally found that setting up a loose a mesh as possible (setting up an initial mesh only on curved surfaces) generally gives the best results in the shortest amount of time.
How do you select solution frequency in HFSS?
Selecting solution freq. in solution setup of HFSS depends on frequency sweep types such as fast, interpolating, and discrete type. When sweep frequency range is 3 GHz to 10 GHz (UWB), solution frequency should be 6.5 GHz for fast sweep (center frequency), 10 GHz for interpolating (higher frequency).
What is boundary conditions in HFSS?
• Boundary Condition. – Lumped RLC Surface: a parallel combination of a lumped resistor, inductor, and/or capacitor. – Layered Impedance Surface. – Radiation: By default HFSS assumes everything outside of the user geometry (Background) is defined as a Perfect Electric.
What is solution setup in HFSS?
in solution setup of HFSS depends on frequency sweep types such as fast, interpolating, and discrete type. When sweep frequency range is 3 GHz to 10 GHz (UWB), solution frequency should be 6.5 GHz for fast sweep (center frequency), 10 GHz for interpolating (higher frequency).
What is the difference between lumped port and wave port?
waveports can only be applied to external boundary, whereas lumped ports can be applied to both external and internal. But de-embeding is only possible in wave ports. The results of waveports and lumped are never going to be the same .
What type of solver is HFSS?
ANSYS HFSS is a 3D Full-wave EM Field Solver for High-frequency and High-speed Electronics Component Designs. HFSS utilizes a 3D full-wave Finite Element Method (FEM) field solver to compute the electrical behavior of complex components of arbitrary shape and user-defined material properties.
What is maximum number of passes in HFSS?
Solution Frequency: 1.15 GHz. Maximum Number of Passes: 50.
How can I increase my Ansys speed?
1- you can decrease The number of mesh but it must be Appropriate. 2-I think you can use parallel processing, even it is much complex when UDF is adopted. Parallel in Ansys CFX, you can 3 or 4 core of system, 3- yes, your system is weak for simulation.
What is the difference between lumped port and wave port in HFSS?
How do I assign a wave port in HFSS?
1. Select the object face to which you want to assign the port. 2. Click H FSS>Excitations>Assign>Wave Port.
What method does HFSS use?
The HFSS integral equation (HFSS-IE) solver uses the method of moments (MoM) technique to solve for the sources or currents on the surfaces of conducting and dielectric objects in open regions. HFSS-IE is effective for radiation and scattering studies of large, mostly conducting structures.
How do you reduce HFSS simulation time?
Which processor is best for ANSYS?
Let’s start with selecting the right processor. Some of our applications, such as Ansys Mechanical, Ansys HFSS and Ansys LS-DYNA, make use of Intel Advanced Vector Extensions 512 (AVX512), and thus perform very well on Intel Xeon Scalable processors from the Cascade Lake SP 62xx and AP 92xx families of processors.
How do I assign a ground in HFSS?
ANSYS HFSS Modeling Tricks: Exciting Microstrip with a Lumped Port
What is the difference between wave port and lumped port?
The excitation method of the Port plane in antenna design are Wave Port or Lumped Port. Wave Port: If the port plane is touch the background plane, Wave Port is setted. Lumped Port: If the port plane is inside of model , Lumped Portis setted.
Is 16GB RAM enough for ANSYS?
A minimum of 16GB of memory is recommended.
How much RAM is required for ANSYS?
General Requirements
Minimum requirements for Ansys Discovery software are as follows: 64-bit Intel or AMD system, running Windows 10. 8 GB RAM. A dedicated graphics card with latest drivers and at least 1GB video RAM, capable of supporting OpenGL 4.5 and DirectX 11, or higher.
Is ANSYS CPU or GPU?
Available since ANSYS 15.0 release, NVIDIA GPU acceleration enables faster results for more efficient computation and job turnaround times, delivering more license utilization for the same investment.
Is ANSYS CPU or GPU intensive?
ANSYS solvers are already CPU intensive, so hyperthreading actually can degrade the solver performance.