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

3 edition of Two-dimensional numerical simulation of a Stirling engine heat exchanger found in the catalog.

Two-dimensional numerical simulation of a Stirling engine heat exchanger

Two-dimensional numerical simulation of a Stirling engine heat exchanger

  • 16 Want to read
  • 26 Currently reading

Published by National Aeronautics and Space Administration, For sale by the National Technical Information Service in [Washington, DC], [Springfield, Va .
Written in English

    Subjects:
  • Stirling engines -- Mathematical models.,
  • Heat exchangers -- Mathematical models.

  • Edition Notes

    Other titlesTwo dimensional numerical simulation of a Stirling engine heat exchanger.
    StatementMounir B. Ibrahim and Roy C. Tew and James E. Dudenhoefer.
    SeriesNASA technical memorandum -- 102057.
    ContributionsTew, Roy C., Dudenhoefer, James E., United States. National Aeronautics and Space Administration.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL15291691M

    emission and rate of heat release diagrams were rep resented for the full cycle. Furthermore local flow field velocity vectors were indicated. The results show t he importance of open-cycle simulations in automoti ve engine researches. Keywords: Numerical, Simulation, Diesel, Engine, Full-cycle, Open-cycle, 3 dimensional 1. IntroductionAuthor: Jafarmadar, Khanbabazadeh. Neil Zuckerman, Noam Lior, "Impingement heat transfer: correlations and numerical modeling", ASME J. Heat Transfer, May -- Volume , Issue 5, pp. Roland Wiberg and Noam Lior, " Heat transfer from a cylinder in axial turbulent flows", International Journal of Heat and Mass Transfer 48 () –

    () Numerical modelling of adsorption and desorption of water vapor in zeolite 13X using a two-temperature model and mixed-hybrid finite element method numerical solver. International Journal of Heat and Mass Transfer , Cited by: Mechanical engineering is an engineering discipline that combines engineering physics and mathematics principles with materials science to design, analyze, manufacture, and maintain mechanical is one of the oldest and broadest of the engineering disciplines.. The mechanical engineering field requires an understanding of core areas including mechanics, dynamics, thermodynamics Competencies: technical knowledge, management skills, .

    Full text of "NASA Technical Reports Server (NTRS) Stirling engine design manual" See other formats. @article{osti_, title = {Modeling of micro-scale thermoacoustics}, author = {Offner, Avshalom and Department of Civil and Environmental Engineering, Technion-Israel Institute of Technology, Haifa and Ramon, Guy Z., E-mail: [email protected]}, abstractNote = {Thermoacoustic phenomena, that is, onset of self-sustained oscillations or time-averaged fluxes in a sound wave, may .


Share this book
You might also like
The secret history of Betty Ireland

The secret history of Betty Ireland

Encyclopaedia Britannica.

Encyclopaedia Britannica.

H.C. Westermann

H.C. Westermann

Kinmont Willie

Kinmont Willie

Ohio County courthouse guide.

Ohio County courthouse guide.

The complete French master

The complete French master

A cat abroad

A cat abroad

Jewish people, faith, and life

Jewish people, faith, and life

Catalogue of prints in the National Art Gallery.

Catalogue of prints in the National Art Gallery.

The lion rock

The lion rock

Two Rilke songs, for mezzo-soprano and piano.

Two Rilke songs, for mezzo-soprano and piano.

Composition and spelling

Composition and spelling

The complete book of baseball drills

The complete book of baseball drills

Two-dimensional numerical simulation of a Stirling engine heat exchanger Download PDF EPUB FB2

NASA Technical Memorandum Two-Dimensional Numerical Simulation of a Stirling Engine Heat Exchanger 4 BALSA-T I- 10 2 0 57) 'I LO-DI. fl EES 1C L A L UH8B IC AI, ~a~3 SXEULATICI OF A SZIRI EIGIfi EEIT kXCClAlYGEB (LASA. Leuis Bestarch Center) 13 p CSCLUnclaz 63/34 02 Mounir B.

Ibrahim Cleveland State University. Get this from a library. Two-dimensional numerical simulation of a Stirling engine heat exchanger. [Mounir B Ibrahim; Roy C Tew; James E Dudenhoefer; United.

Two-dimensional numerical simulation of a Stirling engine heat exchanger: NTRS Full-Text: View Document [PDF Size: KB] Author and Affiliation: Ibrahim, Mounir B. (Cleveland State Univ., OH., United States) Tew, Roy C.

(NASA Lewis Research Center, Cleveland, OH, United States) Cited by: 9. The work concerns the numerical simulation of the direct coupling between the Fluidized Bed Combustor (FBC) Two-dimensional numerical simulation of a Stirling engine heat exchanger book the heat exchanger of a Stirling engine.

However, several issues need to be considered. Heater of a Stirling engine is a hot gas heat exchanger used to transfer heat from flue gases of biomass combustion. The heat of biomass combustion is transferred to working fluid of engine which. A two-dimensional numerical model is developed to simulate the transient response of a heat pipe-assisted latent heat thermal energy storage (LHTES) unit integrated with dish-Stirling solar power generation by: Numerical modeling of the heat exchangers (solid matrices) can be categorized into two types of methods, the higher-order CFD simulations and the simplified models.

The higher-order CFD approach is a two-dimensional or three-dimensional simulation solving the. a two-dimensional submodel within the context of the. one-dimensional heat exchanger simulation, to understand the.

axial. temperature distribution in the exchanger matrix. as well as. the heat penetration into the solid. plate. (a) I. nterrupted plates [16] (b) Honeycomb. Fig. Cited by: 2. The phenomena occurring in Stirling heat exchangers are quite complex due to the combination of a transient flow together with heat transfer and pressure drop.

As the experimental studies are limited and expensive in terms of facilities and manpower, numerical analysis is an adequate alternative for the analysis of Stirling heat by: The alpha-type engine is one of three main types of Stirling engine arrangements.

The alpha-type engine uses two pistons that mutually compress, expand, and move the working gas between hot and cold spaces ().See, for instance, Martini for a more detailed description of the arrangements.

The tubular heat exchangers in the engine that are studied are realised by counter-flow by: NUMERICAL MODELLING OF A SPIRAL HEAT EXCHANGER USING CFD TECHNIQUE In this chapter, the governing equations for the proposed numerical model with Geometries for the spiral plate heat exchanger are created in GAMBIT The But when performing the two-dimensional numerical simulation, the temperature.

A mathematical model for two‐dimensional calculation of the temperature and density of the steam in a steam‐air mixture which rises between two water films flowing down adiabatic shields has been proposed.

The parameters of the films have been calculated in a one‐dimensional approximation. The results of calculating the parameters of air according to the one‐dimensional and two Cited by: 2.

The effect of viscous heat dissipation (VHD) in raising the temperature field of incompressible oscillatory air flow is studied numerically. A threshold is established for when the viscous heat dissipation term in the thermal energy equation changes or does not change the temperature field for the case of oscillatory air flow in a tube connecting two : S.

Jalil. study of the PCM heat exchanger required for the heating system of a m2 household, approximately ×× m3 referring to its size, is practically unreachable. Subsequently, the development of faster numerical models than those based on commercial CFD software is needed to study future PCM.

Habiballah M., Monin H. () Two-dimensional model for the two-phase flow simulation in a viking rocket engine combustion chamber. In: Soubbaramayer, Boujot J.P. (eds) Ninth International Conference on Numerical Methods in Fluid Dynamics. Lecture Notes in Physics, vol Springer, Berlin, Heidelberg.

First Online 19 July Cited by: 1. design and thermal analysis of double pipe heat exchanger. The inner pipe is a suction pipe of the pump schematic two-dimensional views of the heat exchanger Numerical Simulation Procedure Model of the heat exchanger in discussion is a double pipe heat File Size: KB.

[7] P. Bhattacharya, A. Samanta, S. Chakraborty, Numerical study of conjugate heat transfer in rectangular microchannel heat sink with Al2O3/H2O nanofluid, Heat and mass transfer 45() [8] J.

Koo and C. Kleinstreuer, Laminar nanofluid flow in microheat-sinks, International Journal of Heat and Mass Transfer 48 () The simplified heat exchanger method was used to model the two sidewalls. Using this procedure the user need not model the fins in the heat exchangers and only needs to provide the mapping of the heat exchanger overall heat transfer coefficient (this may be available from test data or can be obtained by CFD modeling of the heat exchanger itself).

Heat exchanger. Heat transfer and its modeling and simulation for heat exchangers have been nicely reported in various excellent studies. Dafe., presented the use of FLUENT for CFD codes used to solve problems of heat transfer in plate heat exchangers. The work was carried out to determine the effect of channel geometry and flow Cited by: 1.

The simulation tool was shown to be able to predict the heat transfer rate for a variety of coils with good accuracy. Parametric studies were conducted to confirm the capability of the program in exploring all aspects of heat exchanger performance under a wide variation of design and operating by:.

Regenerative cryocoolers such as Stirling, Gifford–McMahon, and pulse tube cryocoolers possess great merits such as small size, low cost, high reliability, and good cooling capacity.

These merits led them to meet many IR and superconducting based application requirements. The regenerator is a vital element in these closed-cycle cryocoolers, but the overall performance depends strongly on the.Stirling engine like required surfaces for heat transfer were calculated (hot side and the cold side squares of centimeters).

For analysis of fluid flow, two-dimensional flow analysis method was performed by the software CFD methods. results of CFD analysis has been indicated at figure 4. Fig. 4.

CFD analysis of stirling engine.In this paper a simplified two-dimensional computational model for studying the entropy generation characteristics of thermoacoustic heat exchangers with plane fins is presented.

The model integrates the equations of the standard linear thermoacoustic theory into an energy balance-based numerical calculus scheme. Relevant computation results are the spatial distribution of the time-averaged Cited by: 4.