Convection in Fluids by R. Kh. Zeytounian (auth.)

By R. Kh. Zeytounian (auth.)

In the current monograph, fullyyt dedicated to “Convection in Fluids”, the aim is to provide a unified rational technique of varied convective phenomena in fluids (mainly regarded as a thermally excellent gasoline or an expansible liquid), the place the most riding mechanism is the buoyancy strength (Archimedean thrust) or temperature-dependent floor stress in homogeneities (Marangoni effect). additionally, the final mathematical formula (for example, within the Bénard challenge - heated from below)and the influence of the loose floor deformation are taken into consideration. in relation to the atmospheric thermal convection, the Coriolis strength and stratification results also are considered.

The major motivation is to offer a rational, analytical, research of major above pointed out actual results in every one case, at the foundation of the complete unsteady Navier-Stokes and Fourier (NS-F) equations - for a Newtonian compressible viscous and heat-conducting fluid - coupled with the linked initiales (at preliminary time), boundary (lower-at the cast airplane) and unfastened floor (upper-in touch with ambiant air) stipulations. This, evidently, isn't really a simple yet an important job if we've got in brain a rational modelling technique with a view of a numerical coherent simulation on a excessive pace computer.

Show description

Read or Download Convection in Fluids PDF

Best physics books

Acoustical Imaging: Volume 28 (Acoustical Imaging)

When you consider that 1968, the overseas Acoustical Imaging Symposium has supplied a distinct discussion board for complicated examine, selling the sharing of know-how, advancements, equipment and concept between all parts of acoustics. quantity 28 of the court cases deals a superb choice of papers provided in six significant different types, delivering either a vast point of view at the state-of-the-art within the box in addition to an in-depth examine its innovative study.

The Scalar-Tensor Theory of Gravitation

The scalar-tensor idea of gravitation moved into the limelight in recent times as a result of advancements in string idea, M-theory and "brane international" buildings. This e-book introduces the topic at a degree appropriate for either graduate scholars and researchers. It explores scalar fields, putting them in context with a dialogue of Brans-Dicke thought, protecting the cosmological consistent challenge, larger dimensional space-time, branes and conformal ameliorations.

The Physics and Fabrication of Microstructures and Microdevices: Proceedings of the Winter School Les Houches, France, March 25–April 5, 1986

Les Houches This iciness college on "The Physics and Fabrication of Microstructures" originated with a ecu commercial selection to enquire in a few aspect the potential for custom-designed microstructures for brand spanking new units. starting in 1985, GEC and THOMSON began a collaboration on those matters, supported through an ESPRIT supply from the fee of the ecu Com­ munity.

Additional resources for Convection in Fluids

Example text

Yakubenko, Spatio-temporal instability in free ultra-thin films. Eur. J. Mech. B/Fluids 17(3), 371–384, 1998. 38. S. Turner, Annu. Rev. Fluid Mech. 17, 11–44, 1985. 39. A. Oberbeck, Ann. Phys. , Neue Folge 7, 271–292, 1879. 40. Kh. Zeytounian, Meteorological Fluid Mechanics, Lecture Notes in Physics, Vol. m5. Springer-Verlag, Heidelberg, 1991. 41. S. Turner, Buoyancy Effects in Fluids. Cambridge, Cambridge University Press, 1973. 42. K. Jöhnk and B. Svendsen, A thermodynamic formulation of the equations of motion and buoyancy frequency for Earth’s fluid outer core.

Sci. 30, 739–745, 1992. 28 Short Preliminary Comments and Summary of Chapters 2 to 10 33. B. Straughan, Mathematical Aspects of Penetrative Convection. Longman, 1993. 34. R. Hills and P. Roberts, Stab. Appl. Anal. Continuous Media, 1, 205–212, 1991. 35. Kh. Zeytounian, The Bénard–Marangoni thermocapillary-instability problem, Phys. Uspekhi, 41(3), pp. 241-267, March 1998 [English edition]. 36. G. J. Lawrence and S. K. Wilson (guest-editors), The Dynamics of Thin Liquid Film, Journal of Engineering Mathematics Special Issue, 50(2–3), 2004.

As a consequence: it is not consistent (from an asymptotic point of view, at least in the leading-order, limiting, case) to take into account fully the above three effects – thermocapillarity, buoyancy and free surface deformation – simultaneously, for a weakly expansible viscous liquid. The buoyancy is operative only in the RB thermal convection rigid-free problem. Conversely, the effects linked with the deformable upper, free surface are operative only in the Bénard–Marangoni (BM) thermocapillary thin film problem.

Download PDF sample

Rated 4.18 of 5 – based on 21 votes