Sandro Longo

6 Questions 19 Answers 0 Followers

Questions related from Sandro Longo

Series solution for viscous power-law fluid velocity in rectangular cross-section?

Dear Colleagues, I am looking for a series solution of the velocity in a rectangular cross-section in the presence of a power-law fluid in laminar regime. I found the expression of the average...

01 January 2020 5,105 2 View

Bingham fluid for laboratory experiments?

Dear Colleagues, I am looking for a Bingham fluid to be used in lab experiments as alternative to Herschel-Bulkley fluids. This last category is well reproduced by Carbopol, which shows a fluid...

04 April 2019 9,763 3 View

Does anybody have a copy of this paper by Barenblatt?

Dear all, I am looking for a copy of this paper: Barenblatt, G. I.On some unsteady motions of a liquid and gas in a porous medium. (Russian)Akad. Nauk SSSR. Prikl. Mat. Meh. 16, (1952). 67-78. If...

02 February 2016 2,804 2 View

How is possible to use PIV for a fluid flow initially perfectly at rest?

I need to use planar PIV for detecting the instability cells in a Hele-Shaw cell triggered by a gradient of temperature, with a window size of 40x40 mm^2. The fluid in the cell (1 or 2-mm gap) is...

02 February 2016 4,351 18 View

How can I reduce a partial differential equation?

Please see the attached file.

05 May 2014 8,241 6 View

Sign of eigenvalues in a Sturm-Liouville problem arising in linear stability analysis.

I am analyzing the sign of the eigenvalues of a singular Sturm-Liouville problem, with the function coefficient of the second order term equal to zero at the edges of the interval. The problem...

11 November 2012 3,865 11 View