CONTINUUM EQUATIONS FOR THE PREDICTION OF SHELL-SIDE FLOW AND TEMPERATURE PATTERNS IN HEAT EXCHANGERS.

Author(s) : ZIJL W., BRUIJN H. de

Type of article: Article

Summary

THE SO-CALLED FLUID-TUBE CONTINUUM APPROACH TO DESCRIBE THE THERMAL-HYDRAULIC PERFORMANCE OF HEAT EXCHANGERS IS CRITICALLY REVIEWED. SPECIAL ATTENTION IS GIVEN TO THE CORRECT FORMULATION OF THE BOUNDARY CONDITIONS, AND A DERIVATION OF THE EQUATIONS STARTING FROM BASIC PRINCIPLES IS PRESENTED. THE RESULTING LINEAR SYSTEM OF PARTIAL DIFFERENTIAL EQUATIONS, A LAPLACE EQUATION AND TWO LINEAR CONVECTION EQUATIONS, IS SOLVED NUMERICALLY BY A FINITE ELEMENT APPROXIMATION METHOD BASED ON THE LEAST SQUARES MINIMUM PRINCIPLE.

Details

  • Original title: CONTINUUM EQUATIONS FOR THE PREDICTION OF SHELL-SIDE FLOW AND TEMPERATURE PATTERNS IN HEAT EXCHANGERS.
  • Record ID : 1983-2127
  • Languages: English
  • Source: International Journal of Heat and Mass Transfer - vol. 26 - n. 3
  • Publication date: 1983/03

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