Why air pressure tanks have intake above the discharge?

07 August 2016 7,197 5 View

CD error in simulating naca 0012?

03 April 2016 1,283 2 View

HOW TO change the upper and lower foil from aluminuim to wood in ansys 16.0?

02 March 2016 9,452 0 View

What is time step size in fluent ?

Any explanation for time step size definition for fluent ?

01 February 2016 8,253 9 View

HOW to overcome EXAM STRESS ?

Sometimes talking about your fears is the best way to cope with it , so one of my fears is STRESS in exams , from my early stages of my engineering degree until today and during my masters degree...

01 February 2016 5,101 4 View

Flow from high pressure to low pressure ?

i got this exercise where : air is flowing through a well-lagged duct. at some point A the pressure is 1.5 bar and the temperature is 187 degrees C, and another point at a distance , B pressure is...

01 February 2016 6,734 5 View

Which value and at what iteration of cd ill consider while analyzing fluent (ansys) over a naca 0012 ?

analyzing using ansys fluent , i considered a 3000 iterations of K-omega turbulent model , but while exporting data , i got the value of cd and cl for each iteration till the end , my question is...

31 December 2015 7,310 6 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View

I need to accelerate corrosion in steel parts that are used in a salt-water environment. Is there a technique for doing so?

I have a structure that employs d-ring swiveling tie-downs that corrode during use and become "frozen". I have sample swivel assemblies that I wish to corrode to see if I can free them using one...

01 March 2021 3,739 3 View

Why is my platinum counter electrode getting dirty during electrodeposition?

I am conducting anodic electrodeposition of MnO2 onto a stainless steel substrate, using a platinum strip as a counter electrode. This is done galvanostatically, with the current held between 5...

27 February 2021 1,829 3 View

What kind of steel moulds are used for hot pressing metal powders?

My main concern is that the metal powders should not weld to the mold surface and I should easily be able to eject out the pressed samples. I am looking for alternative for graphite moulds. The...

22 February 2021 2,965 4 View

How to generate AA6061 alloy or any aluminium alloy crystal in material studio?

I need to carry out molecular dynamics simulation on Aluminium alloy. For this i need the crystal structure that which could be further replicated to form a structure.

22 February 2021 1,410 1 View

What are effects of steel jacketing on flexural strength?

Dear all, If steel jacketing is used to retrofit a reinforced-concrete (RC) column, can we use it to improve flexural strength? I understand that we leave gaps between the ends of the jacket and...

22 February 2021 1,906 5 View