How many guide vanes are required?

More Morteza Anbarsooz's questions See All

Heisler Chart, Midplane temperature of an inﬁnite plate of thickness 2L, what is the reason for the changes in the slope of the curves?

Hi, One term approximation for the unsteady one-dimensional heat conduction has been presented by Heisler in several charts. One of these charts presents the midplane temperature of an inﬁnite...

11 December 2019 3,939 2 View

How much an Electromagnetic flowmeter is sensitive to bubbles in a water pipeline system?

Hi, How much an electromagnetic flowmeter is sensitive to the bubbles in a water pipeline? For example if there is a leakage somewhere in the pipeline system where air bubbles are entering the...

02 March 2019 783 4 View

How to determine thermodynamic state of a substance knowing enthalpy (h) and entropy (s) using thermodynamic tables?

Hi dear, How to determine thermodynamic state of a substance knowing enthalpy (h) and entropy (s) using thermodynamic tables? Thanks.

04 May 2018 6,435 19 View

Why is the Nusselt number over flat plate for the constant heat flux is larger than the constant temperature condition?

The Nusselt number for the laminar and turbulent flow over a flat plate with constant heat flux is 36% and 4% larger than the constant temperature plate. For the laminar flow there is a...

04 May 2018 9,574 15 View

How to select the size of the tank in a closed circuit pump test facility?

Hi Usually in a closed circuit facility for testing the performance of an axial pump, a tank is used to adjust the pressure of the system. How should we determine the size of this tank? What are...

01 February 2018 586 2 View

Is the 'Mean Free Path' defined only for the gas phase? Is there any approximation for the mean free path of a liquid such as water?

In physics, the mean free path is the average distance traveled by a moving particle (such as an atom, a molecule, a photon) between successive impacts (collisions),[1] which modify its direction...

01 January 1970 7,447 8 View

How to determine positive-stained cells in FACS? Use isotype or unstained control?

To compare positive and negative cell populations in flow cytometry, should I compare unstained cells with antibody stained cells? Or with the isotype control? Most papers show comparison with...

06 August 2024 6,728 6 View

Why do we equate male and female arousal?

Women, on the other hand, can become physically aroused (increased blood flow in the reproductive organs) without becoming psychologically aroused even in the slightest. (Robert Weiss)

05 August 2024 9,537 2 View

How to make a Lateral flow control line more uniform?

We have a lateral flow test on Sartorius 140 NC. The conjugate is gold-monoclonal antibody. Using different control lines (GAM, protein A, protein G) we get a very strong leading edge with reduced...

31 July 2024 4,510 3 View

What are some signs that an ECM is overfitting the Nyquist plot?

What can you look for to know that the circuit model being used is overfitting the data. How do you know when overfitting is occurring?

31 July 2024 7,425 0 View

Can I proceed with Response Surface Methodology (RSM) with only one factor for further optimization?

I went for Plackett Burman Design for selecting the optimization factors of growth conditions for pesticide degradation. I started with 7 parameters. But, after the experiments and analysis, only...

29 July 2024 5,015 1 View

Suggestions for the Annexin V Positive Control ?

Hello everyone, I am currently using washed human platelets to stain Annexin V as a procoagulant marker. Additionally, I am staining with PerCP-CD61 to identify platelet cells. So far, I have...

29 July 2024 8,624 1 View

Why cannot i find my protein on cell surface after antibiotic selection of expressing plasmid?

I cannot confirm cell surface protein expression by flow cytometry even after transfection and antibiotic selection of cells. Does it take long for proteins to express on the cell surface? the...

28 July 2024 3,178 3 View

What topic or subject does Production Engineering need to address more?

Contemporary scores or innovations in scientific approaches. Hybrid methodologies, emerging themes and cross-cutting issues?

27 July 2024 648 3 View

Problem with Two-phase simulation?

Hello; I am conducting a CFD study on two-phase flow in a separator, utilizing refrigerant as the working fluid. For this study, I have implemented pressure inlet and pressure outlet boundary...

25 July 2024 2,309 5 View

Flow through curved domains?

Hi everyone, I am working on a curved domain in which a ship is situated in the middle (geometry is given below). In my understanding the general fluid flow is parallel to the x axis from inlet to...

25 July 2024 9,058 4 View