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3 edition of 1-D transient thermal modeling of an ablative material (MCC-1) exposed to a simulated convective Titan 4 launch environment found in the catalog.

1-D transient thermal modeling of an ablative material (MCC-1) exposed to a simulated convective Titan 4 launch environment

1-D transient thermal modeling of an ablative material (MCC-1) exposed to a simulated convective Titan 4 launch environment

1998 UTECA Conference, April 21-23

  • 329 Want to read
  • 12 Currently reading

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

    Subjects:
  • Ablation.,
  • Ablative materials.,
  • Heating.,
  • Surface temperature.,
  • Time dependence.,
  • Models.,
  • Convective heat transfer.

  • Edition Notes

    Other titlesOne-D transient thermal modeling of an ablative material (MCC-1) exposed to a simulated convective Titan 4 launch environment.
    Statementpresented by Thomas R. Reinarts.
    Series[NASA contractor report] -- NASA/CR-208101., NASA contractor report -- NASA CR-208101.
    ContributionsUnited States. National Aeronautics and Space Administration.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL15542573M

    Back to Advanced Heat and Mass Transfer Home. «Generalized Governing Equations External Convective Heat and Mass Transfer». Table of Contents. DEPRESSURIZATION EFFECTS ON THE THERMAL FIELDS AND HEAT TRANSFER DURING HEMI-SPHERICAL BUBBLE GROWTH ON A HEATED SURFACE Anthony J. Robinson pages THERMAL-FLUID MODELING OF A VISI-COOLER S. Joseph Sekhar, Balakrishnan Raja, Dhasan Mohan Lal pages ESTIMATION OF THE ABLATIVE PARAMETERS IN ABLATIVE .

    Modeling of ductile forming of forged aluminum alloy AW Modeling of ductile forming of forged aluminum alloy AW Abstract: Forging is a forming method without any chips development, which is mainly used for serial produced machine parts with improved mechanical properties. This book brings together the latest developments in pyrolysis science and technology. It examines, reviews and challenges the unresolved and sometimes controversial questions about pyrolysis, helping advance the understanding of this important technology and stimulating discussion on the various competing theories of thermal deconstruction of.

    SIAM Journal on Numerical Analysis , () Proper orthogonal decomposition-based reduced basis element thermal modeling of integrated circuits. Rapid development and adjoining of transient finite element models. Computer Methods in Applied Mechanics and Engineering , Cited by: Die effektive Wärmeleitfähigkeit nicht durchströmter Schüttungen hängt stark von der Art der Berührung der Partikel ab; sie ist z. B. bei Kugeln und Zylindern unterschiedlic.


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1-D transient thermal modeling of an ablative material (MCC-1) exposed to a simulated convective Titan 4 launch environment Download PDF EPUB FB2

Get this from a library. 1-D transient thermal modeling of an ablative material (MCC-1) exposed to a simulated convective Titan 4 launch environment: UTECA Conference, April [Thomas R Reinarts; United States.

National Aeronautics and Space Administration.]. Analytical modeling of the transient ablation of a 3D C/C composite Article in International Journal of Heat and Mass Transfer December with 59 Reads How we measure 'reads'. Ablative materials have been in use since the ’s where they were primarily used in the design and construction of ballistic missile nose cones.

The success ablators demonstrated in re-entry applications made them attractive for use in rocket nozzle applications4.

In general, the analysis of an ablative material’s thermal response. The results show that the thermal conductivity is the greatest impact on the heat transfer characteristics of resin based thermal protection material ablation, the density, specific heat capacity.

From a thermophysical point of view, ablation is an eight-stage heat and mass transfer process in which a large amount of thermal energy is expended by sacrificial loss of surface region material.The heat input from the environment is absorbed, blocked, dissipated, and generated by numerous : A.R.

Bahramian, M. Kokabi. Following an analysis of surface roughness features that develop on a 3D C/C composite during ablation, i.e. wall recession by oxidation and/or sublimation, a modeling strategy is set up in order to predict the composite behavior from that of its components.

It relies on two changes of scale: (i) microscopic scale (fiber, matrix) to mesoscopic scale (bundle) and (ii) mesoscopic scale (bundle Cited by: Figure 1. Typical ablative thermal protection system profile [1]. Rigid ceramic tile TPS consists of ceramic tiles (high temperature and emissivity coating), nomex flexible strain isolation pad (SIP), room temperature vulcanizing (RTV) silicone, and gap filler, and the multilayer structure is shown in Figure latest generation of this kind of TPS is the toughened uni-piece fibrous Author: Kun Zhang, Jianyao Yao, Jianqiang Xin, Ning Hu.

The examples in the book are ubiquitous, not trivial "textbook" exercises. They are rather complex and timely real-world problems that are inherently interesting.

This textbook integrates the computational software packages Maple, MATLAB, FEHT, and Engineering Equation Solver (EES) directly with the heat transfer material. The Volume 1, Issue 1 published for JBB Journal.

Pavli and et al. at [14] presented relation (3) which was included the Reynolds number and two correction factors to improve the behavior of the original Bartz equation. A temperature correction factor had been added, taking into account that the new reference temperature is calculated halfway between the wall and the free stream static Author: Bruno Agostini, Mathieu Habert.

Finite element analysis was performed using COMSOL Multiphysics with MATLAB to generate transient temperature and thermal dose distributions for various model configurations and to model experimental studies within ex vivo tissues and phantoms.

Simulations were performed on an Intel Xeon X processor, with 6 cores each operating at Cited by: 17 Laplace transform solutions to 1-D transient problems 18 Separation of variables for 1-D transient problems 19 Numerical solutions to 1-D transient problems 20 Laminar boundary layer concepts 21The boundary layer equations & dimensionless parameters 22 Blasius solution for flow over a flat plate.

15 Project Goals The goals of this work are: 1. D esign a versatile ET plasma system that is capable of testing all types of syste m configurations; varied source sizes, various liner materials, and designed pulse shapes.

This system should serve as the proof of principal for mimicking transient events (ELMs) in fusion devices 2. Heat Transfer G.F. Nellis and S.A. Klein Chapter 1: One-Dimensional, Steady-State Conduction Conduction Heat Transfer Introduction Thermal Conductivity Thermal Conductivity of a Gas (TBD) Steady-State 1-D Conduction without Generation Introduction The Plane Wall The Resistance Concept Resistance to Radial Conduction through a Cylinder Toward Ablative Material Response Coupling in DPLR.

Suman Muppidi, Michael Barnhardt and; Transient radiative heat transfer in a suspension of ceria particles undergoing non-stoichiometric reduction. Thermal Management and Heat Pipes • Thursday, 19 June • hrs. Char is structurally weak and can be damaged or abraded by direct impingement of solid particles from the flowing gas.

Ablative material construction is used for some or all parts of the chambers and/or nozzles shown in Figs. 1–5, 6–9a, 12–1 to 12–4, and 15–   11th AIAA/ASME Joint Thermophysics and Heat Transfer Conference, Atlanta, GA, JuneNumerical Investigation of Pyrolysis Gas Blowing Pattern and Thermal Response Using Orthotropic Charring Ablative Material.

11th AIAA/ASME Joint. In this paper, a two-dimensional transient numerical simulation was carried out to study the material ablation characteristics and substrate thermal effects in laser cleaning of aerospace alloys.

Element birth and death method was employed to track the contaminant removal on the surface of the by: 4. The first subtopic calls for the development, modeling, testing, and monitoring of ablative thermal protection materials, high char yield adhesives and/or systems that will support planetary entry.

NASA has been developing new ablative materials, some based on a 3-D woven reinforcement, either dry woven or impregnated, and some based on felt.

Practical applications of soft-matter dynamics are of vital importance in material science, chemical engineering, biophysics and biotechnology, food processing, plastic industry, micro- and nano-system technology, and other technologies based on non-crystalline and non-glassy materials.

Principles of Soft-Matter Dynamics. Thermal analyses support of Space Shuttle design and development and predicted thermal gradients in structural members. Pre-flight, ascent, and re-entry thermal environments were : Thermal Analyst/Mechanical.

J. Myers et al., "Hall Thruster Thermal Modeling and Test Data Correlation", AIAA ASTM E, "Standard Test Method for Total Mass Loss and Collected Volatile Condensable Materials from Outgassing in a Vacuum Environment".SPIE Digital Library Proceedings.

Sign In View Cart Help.Direct-drive inertial confinement fusion: A review Thermal transport modeling, important to the interpretation of experiments and to target design, has been found to be nonlocal in nature. Advances in shock timing and equation-of-state measurements relevant to direct-drive ICF are reported.

(1-D), to illustrate how a target performs Cited by: