Mass Transfer over a Film-Cooled Turbine Blade

A naphthalene sublimation technique was employed to study the mass transfer distributions over a turbine blade surface with secondary flows ejected in the spanwise direction through three rows of equally-spaced injection holes located in the leading edge region. The mass transfer measurements were c...

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Main Authors: Ping-Hei Chen, Jr-Ming Miao
Format: Article
Language:English
Published: Wiley 1996-01-01
Series:International Journal of Rotating Machinery
Subjects:
Online Access:http://dx.doi.org/10.1155/S1023621X96000103
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author Ping-Hei Chen
Jr-Ming Miao
author_facet Ping-Hei Chen
Jr-Ming Miao
author_sort Ping-Hei Chen
collection DOAJ
description A naphthalene sublimation technique was employed to study the mass transfer distributions over a turbine blade surface with secondary flows ejected in the spanwise direction through three rows of equally-spaced injection holes located in the leading edge region. The mass transfer measurements were conducted in a range of blowing ratios from 0.6 to 1.2 at two different mainstream turbulence levels (0.4% and 6.0%) while keeping the exit Reynolds number, Re⁡2, at a constant value of 397,000.
format Article
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institution Kabale University
issn 1023-621X
language English
publishDate 1996-01-01
publisher Wiley
record_format Article
series International Journal of Rotating Machinery
spelling doaj-art-3437f77c7e0b4ecea6791702483046a02025-02-03T05:55:18ZengWileyInternational Journal of Rotating Machinery1023-621X1996-01-012422123610.1155/S1023621X96000103Mass Transfer over a Film-Cooled Turbine BladePing-Hei Chen0Jr-Ming Miao1Department of Mechanical Engineering, National Taiwan University, Taipei 10764, TaiwanDepartment of Mechanical Engineering, National Taiwan University, Taipei 10764, TaiwanA naphthalene sublimation technique was employed to study the mass transfer distributions over a turbine blade surface with secondary flows ejected in the spanwise direction through three rows of equally-spaced injection holes located in the leading edge region. The mass transfer measurements were conducted in a range of blowing ratios from 0.6 to 1.2 at two different mainstream turbulence levels (0.4% and 6.0%) while keeping the exit Reynolds number, Re⁡2, at a constant value of 397,000.http://dx.doi.org/10.1155/S1023621X96000103turbine bladefilm coolingturbulence levelmass transfer.
spellingShingle Ping-Hei Chen
Jr-Ming Miao
Mass Transfer over a Film-Cooled Turbine Blade
International Journal of Rotating Machinery
turbine blade
film cooling
turbulence level
mass transfer.
title Mass Transfer over a Film-Cooled Turbine Blade
title_full Mass Transfer over a Film-Cooled Turbine Blade
title_fullStr Mass Transfer over a Film-Cooled Turbine Blade
title_full_unstemmed Mass Transfer over a Film-Cooled Turbine Blade
title_short Mass Transfer over a Film-Cooled Turbine Blade
title_sort mass transfer over a film cooled turbine blade
topic turbine blade
film cooling
turbulence level
mass transfer.
url http://dx.doi.org/10.1155/S1023621X96000103
work_keys_str_mv AT pingheichen masstransferoverafilmcooledturbineblade
AT jrmingmiao masstransferoverafilmcooledturbineblade