s. Alireza Pakdaman Shahri

6 Questions 2 Answers 0 Followers

Questions related from s. Alireza Pakdaman Shahri

What is the difference between structured and unstructured mesh types in a FVM software ?

Hello, in a Finite Volume based software like Ansys Fluent, what is the difference between structured and unstructured mesh ? And what exactly are they ? I searched through the Internet, but...

16 August 2017 2,103 8 View

What does "Lead" mean in ECG signal processing?

I am studying some literatures on ECG signal processing and I came up with the word "lead". I can not find what it means. For example in this sentence : "The 12-lead ECG, which contains six front...

27 June 2016 5,264 5 View

How to study convergence for a periodic solution ?

Hello, I have a heat transfer simulation in Ansys CFX and it is a thermodynamic cycle and thus have a periodic solution. I do not know how convergence works for this problem , because it does not...

22 May 2016 7,543 4 View

How to speed up a simulation in Ansys CFX?

I have a basic CFX simulation already set up. I have lots of parameters I need to vary making the simulation take much longer than we have time. I want to speed up the simulation, but have no...

14 April 2016 5,327 12 View

What does it mean that the cut-off frequency be normalized by the sampling frequency?

There is a low pass filter . And my sampling frequency is fs. the Matlab code of the lpf is as follows: % y = LPFilter(x,fc),% Second order zero-phase Lowpass filter%% inputs:% x: vector or...

04 October 2015 8,493 3 View

How do I find filter coefficients from magnitude and phase response?

I have phase and magnitude and frequency responses of a filtered signal. I want to find the filter coefficients. Thank you in advance.

22 March 2015 6,432 9 View