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

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

Why does pure water-glass have a capillary angle 0 but contaminated water glass has around 25?

I

10 November 2015 3,930 0 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 View

Is there any test to determine the cardiovascular risk of patients with obesity? from the perspective of obesity?

We found tests to determine cardiovascular risk taking into account lipid profile, blood pressure, age, history of diabetes, other laboratories. But when weight is involved, there is a paradox. I...

02 March 2021 6,036 1 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

How much pressure we can reduce at the outlet to avoid Reverse Flow?

I am simulating Heat Exchanger. I have tried and tested all the methods to resolve this issue from the internet like refining mesh, improving skewness and orthogonal quality ,extending outlet to...

01 March 2021 6,985 3 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View