Power Research Technique of A Thermomechanical Condition of A Rod Of Restricted Length, Variable Section At Influence Of Heterogeneous Types Of Sources Of Heat

Abstract

In work on the basis of energy conservation laws with use square the spline of functions in the local system of coordinates is in number investigated thermo - the intense deformed condition of a horizontal core of variable section and limited length. At the same time on the areas of transverse sections of two ends of a core heat fluxes of identical intensity are brought. Through lateral areas middle (1/3) parts of a core there is a heat exchange to a surrounding medium. Other parts of a lateral area are heat-insulated. Distribution laws of temperatures, all being deformations and tension, movements, and also sizes of thermal lengthening and the arising squeezing axial force are defined. Particular regularities are revealed.

Keywords

• Lengthening,axial force,section,temperature

References

1. [1] G. Grimvall.Thermophysical Properties of Materials 1st Edition. – North Holland 1999. – 424 p.[2] Теплотехника / Под редакцией М.Г.Шатрова. М.: Академия, 2011. 288 с.[3] Gaspar Jr., Moreira M.L., Desampaio P.A.B. Temperature Distribution Fuel Rods: A study on the Effect of Eccentricity in the Position of U02 Pellets., 0-th International Conference «Nuclear Energy for New Europe», 2011.[4] Timoshenko S., Goodyear J. N. Theory of Elasticity. – McGRAW-Hill. Book. Company. Inc., 1987. – 567 p.