INVESTIGATION OF CONVECTIVE HEAT TRANSFER IN A TUBE WITH A TWISTING FLOW OF CONSTANT PITCH LENGTH

Abstract

ONE OF THE EXISTING METHODS TO INTENSIFY CONVECTIVE HEAT TRANSFER IS THE HYDRODYNAMIC METHOD BASED ON THE USE OF THE AERODYNAMIC POSSIBILITIES OF A TWISTING FLOW AS A METHOD TO INTENSIFY CONVECTIVE HEAT TRANSFER IS EXAMINED WHICH LEADS TO A BETTER UTILIZATION OF THE INITIAL SECTION OF THE TUBE, THUS BRINGING ABOUT ACTUAL CONDITIONS FOR DEVELOPING HEAT EXCHANGERS FOR STRAIGHT SHORT TUBES. Analysis is confined to swirling flows with a constant pitch length which are produced by using internal curvilinear inserts with a relative pitch s/d from 0.95 to infinity. (Author)

Document Details

Document Type
Technical Report
Publication Date
Oct 03, 1961
Accession Number
AD0265706

Entities

People

  • V.k. Yermolin

Organizations

  • National Air and Space Intelligence Center

Tags

DTIC Thesaurus Topics

  • Eddies (Fluid Mechanics)
  • Energy Transfer
  • Flow
  • Heat Exchangers
  • Heat Transfer
  • Heat Transfer Devices

Readers

  • Combustion and Flow Dynamics.
  • Structural Dynamics.