How frictionless boundary condition is set up in fluent?

how frictionless boundary condition is set up in fluent?

02 March 2019 3,663 3 View

What is difference between detonation and knocking ???

In some book both words are use with si and ci engine. in some ci and sI engine both have knocking. what is actually difference between these two word??

31 December 2018 6,497 2 View

If i want to set Ri= -1 in fluent how to set up?

03 April 2016 3,813 1 View

Does anybody knows about how to calculate Cd due to pressure and viscous?

Anyone know how to do that in CFD-post. Please answer asap. Thanks.

02 March 2016 197 0 View

What is saddle points in vortex shedding?

what is mean by saddle points in vortex shedding and how can it be captured?

01 February 2016 5,186 4 View

How fluent is calculating cd, cl values?

31 December 2015 8,009 0 View

Why as I am simulating flow behind square cylinder with buoyancy opposing case the result.out file shows reversed flow?

my question is is it my simulation is correct? flow is going from downwards to upwards and fluid temperature is high compare to cylinder.why is reversed flow occur?

11 December 2015 7,191 3 View

If carbon content is changed in steel whether modulus of elasticity change?

11 December 2015 7,447 3 View

In natural convection problem heat transfer is happening more in vertical pipe or horizontal pipe?

i am confused by below explanation: 1) According to Grashof number definition value of Gr is more in case of vertical pipe assuming other parameters are same so it shows that heat transfer is more...

11 December 2015 4,056 10 View

Why radiator in automobile is called radiator?

This question is asked because mode of heat transfer in radiator is forced convection so why it is called radiator? is there any way related to radiation?

10 November 2015 3,214 4 View

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 View

What thickness need for ITO to use as conductive layer?

I want to do RF sputtering of ITO on glass substrate using magnetron sputtering. what thickness do i need to make it good conductive layer to use it for PSC. Moreover, whats about thickness of...

01 March 2021 395 3 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

Glass fiber content in a gypsum board ?

Any idea on how to get the volumic ratio of glass fiber in a gypsum board ? Thank you for your help !

01 March 2021 2,501 3 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

Concrete compressive strength databases?

I am looking for datasets similar to this one: http://archive.ics.uci.edu/ml/datasets/Concrete+Compressive+Strength I am looking for concretes with different types of aggregates (Recycled,...

27 February 2021 6,801 3 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

How to properly calculate the fluid solid heat transfer between polypropylene matrix and glass fiber in a porous medium?

I'm building a cfx model of thermoplastic pultrusion process on ansys and i have a doubt on how is the proper way to set this parameter in a porous medium

24 February 2021 1,915 1 View