Youssef Hafez

9 Questions 15 Answers 0 Followers

Questions related from Youssef Hafez

Subject: Can I get Numerical and Measured Data on Turbulent Flow in Ducts and Other Geometries ?

Dear Readers, I am writing to request assistance in obtaining numeric or number format data related to turbulent flow in ducts, specifically focusing on square, rectangular, and other geometries....

12 April 2024 1,660 1 View

Can I get the following data for air pollution modeling?

I am working on air dispersion modeling, please see attachment for illustration of model output which is two dimensional in the vertical plane (Z-X plane). The model can also work for horizontal...

29 December 2023 9,579 0 View

Does anyone want a computer source code for solving the nonlinear pendulum differential equation under damped and undamped conditions ?

A computer code has been developed to solve the nonlinear pendulum differential equation under damped and undamped conditions and is now for SALE. The code (written in FORTRAN programming...

28 October 2022 10,143 0 View

What are the deviation angles for flow, bed shear and bed load discharge in curved meandering channels?

In curved and meandering channels, is the deviation angle (from the main channel direction) of each of (1) the resultant velocity vector, (2) the resultant bed shear stress, and (3) the resultant...

15 May 2022 6,724 0 View

Can anyone help in providing data about point source pollution?

I am working on air dispersion modeling, please see attachment for illustration of model output which is two dimensional in the vertical plane (Z-X plane). However, I can not find data to...

29 January 2021 4,546 0 View

How much does the source code for this turbulent flow CFD code worth in US $?

This developed turbulent flow codes is a finite element computer model, written in FORTRAN which was developed to solve the Reynolds equations of motion and continuity for steady and fully...

01 January 1970 738 5 View

Here’s where the Finite Element Method is often more accurate than the Finite Volume Method and vice versa

The Finite Element Method (FEM) is often compared to the Finite Volume Method (FVM)in the numerical solution of differential equations. A common and valid claim is that FEM can offer higher...

01 January 1970 1,235 20 View

Available Computer source codes applied to flood modeling, turbulence modeling, Air pollution, Radon Transport, Water distribution networks..etc

If you are using application software or code that is fine but you are not really learning much as all you do is learning how to enter the input data and produce the output results. The inside...

01 January 1970 4,284 3 View

Point of View: A Call to Revisit Roughness Representation in Hydraulic Models

Point of View: A Call to Revisit Roughness Representation in Hydraulic Models The principle of energy conservation in one-dimensional (1D) open channel flow modeling asserts that the specific...

01 January 1970 129 0 View