Raza Javed

9 Questions 7 Answers 0 Followers

Questions related from Raza Javed

How to check whether the flow is turbulent or laminar?

Hello Everyone, I have a non-uniform fluid region and fluid is air. Normally, in uniform regions, we use Reynolds Number to check whether the flow is Laminar or Turbulent. But with the region...

02 February 2020 4,390 3 View

What is the voltage rating of a cable?

Hello Everyone, I have a question related to the voltage rating. what exactly that means that the cable has a voltage rating of 500V? Is it like this, that the maximum voltage that can pass...

10 October 2019 6,040 6 View

How vacuum can be generated in OpenFoam?

Hello Everyone, I am using chtMultiRegionSimpleFoam and my Openfoam version is 4.1 I am trying to simulate radiation heat transfer in a vacuum. My questions are the following: 1. How can...

08 August 2019 6,631 4 View

Does heat conduction also occurs between a solid and a fluid?

Hello Everyone, As we know that the heat transfer through conduction occurs due to the physical contact of matters. I want to know that can heat conduction also occur between a solid and a...

08 August 2019 5,150 4 View

What is the relation between thermal conductivity and thermal resistance?

Hello Everyone, As we know that: Thermal conductivity=k=qL/dT with units (W/m K) where q = heat flow rate(W/m2) L = width of the material (m) dT = change in temperature Now, some people mention...

08 August 2019 8,593 2 View

How to choose a solver for a particular problem in openFOAM?

I am completely new to salome and OpenFOAM. I have learnt that there are multiple solvers in openFOAM with different boundary conditions. I want to know that how can we decide that which solver...

04 April 2019 7,379 3 View

How to send data from PC to FPGA through Ethernet?

I am learning basics of FPGA and I need to know that how actually we can send data from our PC to FPGA using ethernet? I have checked on some links, and they are mentioning some thing about IP...

03 March 2019 4,537 5 View

What is frequency control word of NCO?

Hello Everyone, I have a doubt about frequency control word of NCO. As in: what type of data it is? Is it binary or some integer value? because this value is coming out of DLL loop filter and it...

06 June 2018 3,731 1 View

What changes are required in acquiring and tracking the Galileo E1 signal using complex baseband signal instead of signal at intermediate frequency ?

Hello everyone, I am doing a project on acquisition and tracking of Galileo E1 signals. I am following Kai Borre's book 'A software defined GPS and Galileo Receiver', which uses the real signal...

06 June 2018 2,296 2 View