How to solve melting and solidification of PCM using ANSYS Fluent?

Dear colleagues; I modeled 3D melting and solidification of phase change material filled heat exchanger and generated a (as in the picture below). First, I enabled melting and solidification...

19 January 2021 1,126 4 View

What are the shape functions of rectangular Q4 and triangular CST element models in natural coordinate system with (s,t) that ANSYS APDL will be used?

What are the shape functions of CST triangular and Q4 rectangular element models in terms of natural coordinate system (N.C.S) with (s,t) not with (x,y) in software programs as ANSYS mechanical APDL?

13 January 2021 7,968 4 View

What's the best suitable area element type like 182,and 183 quadrilateral and triangle for analysis of 2D FE modeling results, beams in ANSYS APDL?

I want to analysis of 2D FE modelling beams cantilever/simple support in ANSYS, then compare it with exact solutions (elementary) such as deflection or stresses, however what element types (solid...

07 January 2021 8,744 1 View

What's the best appropriate area element type like 182,and 183 quadrilateral and triangle for FE modeling results,analysis of 2D beams in ANSYS APDL?

I'm trying to carry out analysis of 2D FE modelling beams cantilever/simple support, then comparing it with exact solutions (elementary) such as deflection or stresses, but what element types...

06 January 2021 1,038 3 View

Why does bending stress(Sx) in ANSYS APDL direct below of point load FE 2D modelling simply supported point load higher than exact solution in value?

Why does normal bending stress/flexural stress value (Sx) just direct below a concentrated load of simply supported beam which is compression stress higher than the hand calculation Exact solution...

03 January 2021 8,462 3 View

Why does shear stress (Sxy) result in ANSYS APDL area element type solid 182 or 183 quadrilateral or triangle will be efferent in a cantilever beam?

Why does shear stress (Sxy) result in ANSYS APDL area element type solid 182 or 183 quadrilateral or triangle will be different in a cantilever beam with point load at fixed end or uniform load at...

31 December 2020 9,359 3 View

How to show effects of baffles on fluid flow?

Hello All I'm working on baffles inside a circular pipe, the problem that I'm facing is when I draw contour or streamlines, I have not found any effects for the baffles on fluid flow where fluid...

23 October 2020 2,002 3 View

How to select best Probability Distribution Function (PDF) for time series of extreme value data sets based on multiple Goodness of Fit (GOF) tests?

I have prepared an analysis of time series extreme values data sets (9 sets for different storm durations) by using three PDFs i.e. General Extreme Value (GEV), LogPearson III (LP III), and Gumbel...

11 October 2020 3,331 2 View

Can oligo hexamer primer produce sequencing error?

Hello everyone I conducted sequencing prosedure for RNA genome segment (about 700nt) , for this reason I employed the random hexamer primer for cDNA synthesis . after sequencing (by sanger...

16 August 2020 3,994 3 View

How do I know which type of mesh and its method is suitable for my geometry in ANSYS? How do I choose the right mesh?

If I wanna work on geometry and wanted to create a mesh for it, how can I be sure that my mesh I choose it is the best to give the right results

21 January 2020 6,095 4 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

How UAV or drone can be beneficial to better estimate crop yield?

As we know, crop yield estimation has been done traditionally with farmer's expert knowledge, deductive sampling in representative areas, and remote sensing with satellite imagery. Farmer's Expert...

01 March 2021 3,468 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 View

Is there any one who can provide a donation of HPV detection and genotyping kits in exchange collaboration forms?

Warm greetings! My name is Ayichew S. and I am doing my Ph.D. in Medical Microbiology focusing on Human papillomavirus). At this stage, I have almost completed a clinical sample (Cervical swabs)...

25 February 2021 3,612 3 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 View

How can I verify my centrifugal fan design for electric motor cooling?

I have radial blade centrifugal fan design which will be mounted on exhaust side of electric traction motor. The fan will be mounted on same motor shaft inside the housing. How can I verify that...

23 February 2021 2,390 3 View