Local heat transfer distribution in a two-pass trapezoidal channel with a 180 [degree] turn via transient liquid crystal technique /

at higher Reynolds numbers. The trends of the local heat

Bibliographic Details
Main Author: Endley, Saurabh
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1996.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:at higher Reynolds numbers. The trends of the local heat
at the turn, under turbulent flow conditions. Transient heat
blades, enabling turbine engines to operate at higher
causing high heat transfer. The flow separates at the tip of
characteristics of air flows in serpentine cooling channels
coefficient distributions for various rates of air flow
cooling channels are modeled as a smooth two-pass channel of
crystals, are conducted to obtain the local heat transfer
distributions on the interior surfaces of the various walls
effect of the 180' turn on the local heat transfer
engineers design effective cooling channels in turbine
flows that impinge on the end wall and the outlet outer wall
heat transfer is the lowest on the inlet outer wall. The
heat transfer is, in general, much higher on the walls in the
in stationary stator blades of gas turbines. The internal
ranging between 12000 and 88000. The turn induces secondary
temperatures for improved efficiencies.
the geometry of the turn, but are relatively independent of
the middle wall and reattaches on the outlet inner wall. The
the Reynolds number. The results of this research help
the turn. Heat transfer enhancement due to the turn is lower
This experimental research investigates the heat transfer
through the channel, corresponding to Reynolds numbers
transfer distributions on the various walls are affected by
transfer experiments, using encapsulated thermochromic liquid
trapezoidal cross section. Attention is focused on the
turn and downstream of the turn than on the walls upstream of
Item Description:"Major subject: Mechanical Engineering".
In title, symbol for degree is used.
Vita.
Physical Description:xii, 97 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 67-69.