Last edited by Duramar
Thursday, July 30, 2020 | History

3 edition of Navier-Stokes analysis of turbine blade heat transfer found in the catalog.

Navier-Stokes analysis of turbine blade heat transfer

Robert J. Boyle

Navier-Stokes analysis of turbine blade heat transfer

by Robert J. Boyle

  • 358 Want to read
  • 7 Currently reading

Published by NASA, For sale by the National Technical Information Service in [Washington, D.C.], [Springfield, Va .
Written in English

    Subjects:
  • Turbines -- Blades,
  • Heat -- Transmission

  • Edition Notes

    Other titlesNavier Stokes analysis of turbine blade heat transfer.
    StatementR.J. Boyle ; prepared for the 35th International Gas Turbine and Aeroengine Congress and Exposition sponsored by the American Society of Mechanical Engineers, Brussels, Belgium, June 11-14, 1990.
    SeriesNASA technical memorandum -- 102496.
    ContributionsUnited States. National Aeronautics and Space Administration.
    The Physical Object
    Pagination19 p. :
    Number of Pages19
    ID Numbers
    Open LibraryOL17630426M
    OCLC/WorldCa25311495

    Turbine blade endwall heat transfer measurements are presented for a range of Reynolds and Mach numbers. Data were obtained for Reynolds numbers based on inlet conditions of and × 10 6, for isentropic exit Mach numbers of and , and for free-stream turbulence intensities of and makethemworkforyou.com were conducted in a linear cascade at the NASA Lewis Transonic Turbine Blade Cited by: This study presents experimental and numerical investigation for three-dimensional heat transfer characteristics in a turbine blade. An experimental setup was installed with a turbine cascade of five-blade channels. Blade heat transfer measurements were performed for the middle channel under uniform heat flux boundary conditions. Heat was supplied to the blades using twenty-nine electric Cited by: 2.

    Topics: Heat transfer, High pressure (Physics), High temperature, Test facilities, Engines, Film cooling, Flat plates, Heat flux, Heat transfer coefficients, Radiation (Physics) Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade. This work aims at a different approach to compute heat transfer problems. Rather than computing heat transfer in the solid by solving the heat equation, we will use the compressible Navier-Stokes equations. The benefit of using the Navier-Stokes equations for governing heat transfer is that conjugate heat transfer problems can easily be im-.

    In this work, aerothermal investigations of a highly loaded HP turbine blade are presented. The purpose of such investigations is to improve the physical understanding of the heat transfer in separated flow regions, with the final goal of optimizing cooling configurations for Cited by: 6. Jun 01,  · Darrieus wind turbine blade unsteady aerodynamics: a three-dimensional Navier-Stokes CFD assessment. A 3D time-accurate Reynolds-averaged Navier-Stokes CFD analysis of an aspect ratio blade rotating in Darrieus-like motion has been presented. Special attention was paid to the description of 3D flow effects and their impact on the Cited by:


Share this book
You might also like
Chinese ceramics of the transitional period, 1620-1683

Chinese ceramics of the transitional period, 1620-1683

Conserving the grey partridge

Conserving the grey partridge

impact of Iran on our cultural and spiritual heritage.

impact of Iran on our cultural and spiritual heritage.

Public services

Public services

Arcing and surface damage in DITE

Arcing and surface damage in DITE

Luther St. John.

Luther St. John.

BS 5551 Section 1. 2 1986.

BS 5551 Section 1. 2 1986.

Pierre Pallut

Pierre Pallut

Pliny and the Artistic Culture of the Italian Renaissance

Pliny and the Artistic Culture of the Italian Renaissance

Pressure vessel components design and analysis

Pressure vessel components design and analysis

United Nations Charter

United Nations Charter

Navier-Stokes analysis of turbine blade heat transfer by Robert J. Boyle Download PDF EPUB FB2

NAVIER-STOKES ANALYSIS of TURBINE BLADE HEAT TRANSFER R. Boyle NASA Lewis Research Center Cleveland, Ohio ABSTRACT Comparisons with experimental heat transfer and surface pressures were made for seven turbine vane and blade geometries using a quasi-three-dimensional thin-layer Navier-Stokes analysis.

Comparisons are made for. Comparisons with experimental heat transfer and surface pressures were made for seven turbine vane and blade geometries using a quasi-three-dimensional thin-layer Navier-Stokes analysis. Comparisons are made for cases with both separated and unseparated flow over a range of Reynolds numbers and freestream turbulence makethemworkforyou.com by: User Tools.

Cart. Sign InCited by: Get this from a library. Navier-Stokes analysis of turbine blade heat transfer. [Robert J Boyle; United States. National Aeronautics and Space Administration.]. Recent data and analysis showed that the spot production rate is affected by Mach number.

The degree of agreement between analysis and data for turbine blade heat transfer without film cooling is strongly dependent on accurately predicting the length of transition. Results are shown for a three-dimensional Navier-Stokes analysis of both the flow and the surface heat transfer for turbine applications.

Heat transfer comparisons are made with the experimental shock-tunnel data of Dunn and Kirn, and with the data of Blair for the rotor of the large scale rotating tur-bine.

The analysis was done using the. These results indicate the ability of the Navier-Stokes analysis to predict, in reasonable amounts of computation time, the surface pressure distribution, heat transfer rates, and viscous flow development for turbine cascades operating at realistic conditions.

Three-dimensional Navier-Stokes simulations with two-equation turbulen J. Bardina Read. Finite-element reentry heat-transfer analysis of space shuttle orbiter William L.

Ko Read. Navier-Stokes analysis of turbine blade heat transfer2 books J. Owen, 1 book Bose, T. K., 1 book Karl Stephan, 1 book Mezhdunarodnai͡a shkola. Analysis of the Unsteady Overtip Casing Heat Transfer in a High Speed Turbine Article in Journal of Turbomachinery (3) · May with 24 Reads How we measure 'reads'.

External heat transfer prediction is performed in two-dimensional turbine blade cascades using the Reynolds-averaged Navier–Stokes equations. For this purpose, six different turbulence models Cited by: 3. Convective Heat Transfer The second type of heat transfer to be examined is convection, where a key problem is determining the boundary conditions at a surface exposed to a flowing fluid.

An example is the wall temperature in a turbine blade because turbine temperatures are. Turbine vane external heat transfer. Volume 2. Numerical solutions of the Navier-Stokes equations for two- and three-dimensional turbine cascades with heat transfer.

Over the past three decades, information in the aerospace and mechanical engineering fields in general and turbomachinery in particular has grown at an exponential rate. Fluid Dynamics and Heat Transfer of Turbomachinery is the first book, in one complete volume, to bring together the modern approaches and advances in the field, providing the most up-to-date, unified treatment available on 5/5(1).

A multidisciplinary design optimization procedure for gas turbine blade design has been developed and demonstrated on a generic 3-D blade. Aerodynamic, heat transfer, structural and modal design objectives are integrated along with various constraints on the blade geometry for multidisciplinary shape optimization of the 3-D blade.

Main Numerical Analysis Of Turbine Blade Cooling Ducts. Numerical Analysis Of Turbine Blade Cooling Ducts Noot, MJ & Mattheij, R M M. Whether you've loved the book or not, if you give your honest and detailed thoughts then people will find new books that are right for them., Free ebooks since [email protected]

Get this from a library. A numerical analysis of heat transfer and effectiveness on film cooled turbine blade tip models. [Ali A Ameri; D L Rigby; NASA Glenn Research Center.]. This can only be achieved by a coupled calculation of hot gas flow and blade heat conduction.

In this paper principle and stability proof of an algorithm are presented that allows to couple a steady state finite element heat conduction solver with a blockstructured steady state finite volume (FV) Navier-Stokes time marching flow solver. Abstract. External heat transfer predictions are performed for two-dimensional turbine blade cascades.

The Reynolds-averaged Navier-Stokes equations with algebraic (Arnone and Pacciani, ), one-equation (Spalart and Allmaras, ), and two-equation (low-Re {kappa}-{epsilon}, Biswas and Fukuyama, ) turbulence closures are solved with a fully implicit time-marching finite volume method.

They can be deduced from the Navier–Stokes, the heat transfer and the mass transfer equations and will be listed here but discussed in detail in the following sections of the paper. (a) The Navier–Stokes equations with their boundary conditions can be solved for a constant property fluid without information on heat and mass transfer makethemworkforyou.com by: @article{osti_, title = {Turbulent heat transfer performance of single stage turbine}, author = {Amano, R.S.

and Song, B.}, abstractNote = {To increase the efficiency and the power of modern power plant gas turbines, designers are continually trying to raise the maximum turbine inlet temperature. Here, a numerical study based on the Navier-Stokes equations on a three-dimensional.

The unsteady aerodynamics of floating offshore wind turbine rotors is more complex than that of fixed-bottom turbine rotors, due to additional rigid-body motion components enabled by the lack of rigid foundations; it is still unclear if low-fidelity aerodynamic models, such as the blade element momentum theory, provide sufficiently reliable input for floating turbine design requiring load data.Solving the Equations How the fluid moves is determined by the initial and boundary conditions; the equations remain the same Depending on the problem, some terms may be considered to be negligible or zero, and they drop out In addition to the constraints, the continuity equation (conservation of mass) is frequently required as well.Journal of Heat Transfer; Journal of Manufacturing Science and Engineering; of the linearized Euler or Navier-Stokes equations for increasingly complex background flows.

Results of a flutter analysis of a low pressure turbine blade obtained by time and frequency domain simulations are validated against each other and against reference Cited by: 8.