37 Questions 56 Answers 0 Followers
Questions related from Ijaz Fazil Syed Ahmed Kabir
I noticed that openfoam software is provided by two different organisations 1. ESI group 2. OpenFOAM foundation. My doubt is if the cases are set based on the version provided by openfoam...
01 January 2020 4,842 2 View
Hi I'm currently using snappyhex mesh for meshing my fluid domain to run simulation in openfoam. I found salome is better free alternative to snappyhexmesh, but the time required by the mesh...
11 November 2019 1,700 1 View
I recently updated my OpenFOAM version 4.0 to 6. I'm facing an issue in the direction of flow. My flow is always pointing in x direction. Hence I tried to change the flow axis in a tutorial...
09 September 2019 5,750 1 View
I recently saw this lecture from NPTEL on water hammering. I suppose example used for explaining the wave motion is widely used. (flow from a reservoir and valve...
08 August 2019 1,873 4 View
Hi Im doing an analysis on total head developed by a pumping station that has 6 pumps. We have measurement reading for pressure on delivery side, but unfortunately volume flow rate is measured at...
10 October 2018 4,301 1 View
Dear all, I'm looking to apply Bernoulli's principle to determine the head rise in the pump. Since most of the lectures are based on centrifugal pump, there is a suction pipe and delivery pipe,...
10 October 2018 10,145 0 View
I'm confused how freestream bc differs from normal inletoulet BC Based on my readings Freestream BC freestream BC has the type inlet/outlet meaning that it looks locally (forevery face of the...
09 September 2018 1,455 0 View
Hi I'm working on active noise cancellation using DS TMS320C6713. I have created the model in simulink but I'm not sure how to transfer the mdl file into CCS v5.
07 July 2018 6,299 0 View
Hi , I’m trying to model air enter high velocity from a pipe into the big rectanngle box and outlet is small nozzles from the top side of the retangle box. My boundary conditions for velocity as...
03 March 2018 3,777 3 View
Hi all I'm trying to remodel pool fire modelling based on this paper "LNG pool fire simulation for domino effect analysis"...
12 December 2017 1,064 2 View
Hi Im not expert in network. I need to connect to two computers (each has its monitor and CPU) with same keyboard and mouse. Can anyone advise me regarding this. Or I have to buy Dlink KVM switch
05 May 2016 2,250 0 View
http://oa.upm.es/20830/1/INVE_MEM_2011_144134.pdf In this paper, in boundary condition, it has been mentioned, The outlet boundary is defined as pressure outlet, the lateral boundary as zero...
03 March 2016 3,568 5 View
Hi I need to know how to set boundary condition outflow using TUI for zone name outlet
02 February 2016 593 3 View
Hi All I know how to find torque via CFD post for wind turbine, select the blade and axis in function calculator. But I find a big difference between the experiment and CFD value at high wind...
12 December 2015 8,020 7 View
Hi I have an aerofoil section, I need to apply Liftt and drag forces at aerodynamic centre. How to do it ANSYS FLUENT?
10 October 2015 2,821 2 View
I have written UDF code for calculating velocity inlet, TKE and TDR at inlet. When I run in HPC in parallel, I get error some error. I have included this comment "#if !RP_HOST" in my udf and my...
07 July 2015 3,056 0 View
how to interpret UDF in linux in HPCeven I change the title o dos2unix filename.c still I get this errrorcpp -I"/usr/local/ansys_inc/v130/fluent/fluent13.0.0/src"...
07 July 2015 8,586 1 View
HI I have written seperate UDFs for velocity inlet, One for velocity profile and another for Turbulent Kinetic energy. But while I try to interpret both udfs, only last udf exist, previous one...
06 June 2015 5,811 7 View
Not in FLUENT Angle of attack is not known? Just need to know the normal force and tangetial force from which aoa has to be calculated
05 May 2015 5,842 8 View
I have created UDF code I would like to intrepet in HPC.
05 May 2015 5,440 10 View
Hi Im in progress of submitting a journal. My work is on CFD analysis of WInd Turbine.
04 April 2015 7,258 0 View
I have run a sliding mesh analysis of wind turbine. It took almost a month to run the simulation. Where I can find the total time for that simulation?
03 March 2015 4,635 16 View
Hi all I'm trying to compile UDF in my university Workstation, but It doesn't have Microsoft Visual Studio. So Can anyone suggest me any alternative, pls. I also can't install any Compiler
03 March 2015 4,235 4 View
Hi, I have run Sliding mesh analysis for Wind turbine for speed of 7, 10, 15, 20 and 25 m/s. Does anybody know how to calculate angle of attack along the blade span in CFD post? My blade is...
02 February 2015 7,618 5 View
Hi, I have done CFD simulation of a wind turbine and now I need to plot the T.I values behind the plane. I can plot T.K.E, but is there any way other than using the expression.
02 February 2015 2,353 4 View
Hi I'm running a transient analysis. I need to save many dat files via Calculation activities in ANSYS FLUENT. Since my space is limited I need to save it in compressed format
01 January 2015 7,780 5 View
Hi I'm running FLUENT simulation of NREL Phase VI turbine, I'm doing CFD analysis of two turbines placed in an array. It is a 10 meter dia two bladed turbine, rotating at 72rpm. I have placed the...
12 December 2014 2,935 10 View
HiI'm modelling multiple porous zone as concentric rings. I have following doubts. My flow is unidirectional along z axis (perpendicular to the concentric rings) and circles are concentric along y...
10 October 2014 2,577 5 View
HiI'm modelling windturbine using porous jump boundary condition. I assumed the turbine to be a disk and disk is divided into concentric rings. For each ring pressure drop is found and is related...
10 October 2014 10,023 2 View
Hi Im trying to combine Actuator disk theory with CFD. I found two options Either to add source term to momentum equation or use pressure jump boundary condition. (fan boundary). Can anyone...
09 September 2014 6,179 6 View
Hi can any one share me information about fan boundary condition in FLUENT.
09 September 2014 7,001 1 View
Hi, I'm trying to do actuator surface modellling or lifting surface of wind turbine via FLUENT. Can someone give me tips and suggestions for UDF.
09 September 2014 8,332 4 View
I'm running a sliding mesh analysis of wind turbine in FLUENT, and I need to do animation of the wind turbine. I need to animate the wake behind the blades. I know I have to do calculation...
05 May 2014 9,709 4 View
I have done a MRF and Sliding mesh analysis of the wind turbine. I need to know how to show the vorticity (wake) created behind the turbine.
03 March 2014 5,325 17 View
Hi I generally work with FLUENT and OpenFOAM In FLUENT, Fluid body will be created via solidworks or design modeller and exported for meshing where the boundaries will be defined from the fluid...
01 January 1970 4,026 6 View
Dear all, I have workstation 32GB, (4*8), 4 RAM sockets and each RAM is 8 GB System monitor shows 8 CPU ( I think each core is divided in to 2 threads), whenever I try to run the simulation in...
01 January 1970 6,532 3 View
Dear all, I recently saw your article on "A CFD MODELING APPROACH FOR A CONTAMINANT RELEASED IN A CITY". I'm working on pollutant dispersion for NOx, SO2, Pm via openfoam. Can I know how you...
01 January 1970 3,198 6 View
