2 edition of Solar absorptance and thermal emittance of some common spacecraft thermal-control coatings found in the catalog.
Solar absorptance and thermal emittance of some common spacecraft thermal-control coatings
John H. Henninger
1984 by National Aeronautics and Space Administration, Scientific and Technical Information Branch, For sale by National Technical Information Service] in Washington, D.C, [Springfield, Va .
Written in English
|Statement||John H. Henninger.|
|Series||NASA reference publication ;, 1121|
|Contributions||United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.|
|LC Classifications||TL953 .H46 1984|
|The Physical Object|
|Pagination||v, 43 p. :|
|Number of Pages||43|
|LC Control Number||84602855|
Thermal control problems. The modified thermal shroud used on Apollo 14 provided improved thermal control. It was found that if the heater was commanded OFF for lunar day and AUTO for lunar night, the PSE temperature remained within the expected range for Apollo lq. Highlights of research from academic year , spanning July 1, J These shingles had a thin gold coating on the inside to minimize thermal radiation into the spacecraft and were inch thick on the windward side and inch thick on the leeward side The first Gemini launch to use a heat shield was the Gemini 2 mission, which contained production units of all the equipment used on the later piloted. Cratering Equations for Zinc Orthotitanate Coated Aluminum. NASA Technical Reports Server (NTRS) Hyde, James; Christiansen, Eric; Liou, Jer-Chyi; Ryan, Shannon. The fi.
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Get this from a library. Solar absorptance and thermal emittance of some common spacecraft thermal-control coatings. [John H Henninger; United States. National Aeronautics and Space Administration.
Scientific and Technical Information Branch.]. Space-stable coatings with low solar absorptance and high thermal Solar absorptance and thermal emittance of some common spacecraft thermal-control coatings book are important to spacecraft thermal control.
Z93 and YB paints, with zinc-oxide and zinc-orthotitanate pigments, respectively, in potassium-silicate binders, have proven to maintain their thermo-optical properties in the space environment (Harada and Deshpande, ).
In spacecraft design, the function of the thermal control system (TCS) is to keep all the spacecraft's component systems within acceptable temperature ranges during all mission must cope with the external environment, which can vary in a wide range as the spacecraft is exposed to deep space or to solar or planetary flux, and with ejecting to space the internal heat generated by the.
[ 13J J. Henninger, Solar absorptance and thermal emittance of some common spacecraft thermal control coatings, NASA RPaterials of interest are awaiting analysis with the calorimetric technique, including a reformulated version of a common white paint designated ZP, a high temperature phenolic, and several samples of carbon Cited by: 4.
Spacecraft Thermal Control Systems Col. John E. Keesee Lesson Objectives: 1. The student Solar absorptance and thermal emittance of some common spacecraft thermal-control coatings book understand thermal control processes 2.
The student will be able to calculate thermal balances and equilibrium temperatures 3. The student will be able to size and select thermal control Size: KB. Table 1 gives typical emittance and absorptance values for a variety of metals.
The metals in this table are those most commonly used for thermal control. We have the ability to coat films with many other metals including copper, chrome, NiChrome, Inconel™, and Monel™ for other applications.
Table 1 Absorptance and emittance of metal coatings. Development of paints with infrared radiation reflective properties Solar absorptance thermal emittance of. some common spacecraft thermal-control coatings. Intense solar radiation and internal heat generation determine the equilibrium temperature of an in-orbit spacecraft.
Thermal control coatings with low solar absorptance and high thermal emittance.  Henninger J. H., “ Solar Solar absorptance and thermal emittance of some common spacecraft thermal-control coatings book and Thermal Emittance of Some Common Spacecraft Thermal-Control Coatings,” NASA Reference PublicationApril Google ScholarCited by: 3.
Solar Absorptance and Thermal Emittance of Some Common Spacecraft Thermal-Control Coatings,” National Aeronautics and Space Administration, Washington, DC, Report : Zhongchen Zhang, Michael Collins, Eric Lau, Chris Botting, Majid Bahrami. Thermal Systems. Authors; Authors and affiliations; José Meseguer; “Solar Absorptance and Thermal Emittance of Some Common Spacecraft Thermal-Control Coatings,” NASA RP, April Google Scholar.
Kauder, L., “Spacecraft Thermal Control Coatings References” NASA/TP––, December Google Scholar. Sanz. This paper describes a thermal control coating that should allow non–heat-generating objects, such as cryogenic tanks and superconductors, to reach and maintain cryogenic temperatures in deep space locations far from the infrared (IR) emission of a planet and at least 1 astronomical unit from the Sun.
This new coating is designed to reflect nearly all of the Sun’s irradiance, while still Cited by: 3. dependent on the spacecraft component thermo-optical properties, i.e. solar absorptance (α s), or how much solar energy the material absorbs, and infrared emittance (ε IR), or how much thermal energy can be emitted to space.
The lower the ratio of α to ε, the cooler the temperature of the spacecraft surface. Thermal cycling can cause. Solar Flare Hubble Space Telescope Thermal Control Candidate Sample Solar Absorptance Henninger, John H., “Solar Absorptance and Thermal Emittance of Some Common Spacecraft Thermal-Control Coatings,” NASA RP, Google Scholar.
Edwards, David L. and Vaughn, Cited by: 5. NASA Images Solar System Collection Ames Research Center Brooklyn Museum Full text of " Development of space stable, low solar absorptance, pigmented thermal control coatings Final report, 17 Oct.
- 16 Oct. The different solar absorptance profiles overlap during night time hours when there are no solar fluxes to influence the thermal balance. The absorptance degradation profiles were created to span the theoretical range of achievable absorptance surface properties, 0–1, to illustrate the impact of radiator fouling in this by: 1.
And according to "Solar Absorptance and Thermal Emittance of Some Common Spacecraft Thermal-Control Coatings", e.g. Kapton film reflects 92% of the entire solar spectrum.
akiselev on Mar 3, Sorry I meant be completely transparent or reflective. glass coating that had an emittance value greater than and covered areas of the vehicle in which temperatures reached up to 1,°C (2,°F). Low-temperature reusable surface insulation tiles contained a white coating with the proper optical properties needed to maintain the appropriate on-orbit temperatures for vehicle thermal control.
Effects on White Paint Coatings Space-stable coatings with low solar absorptance and high thermal emittance are important to spacecraft thermal control. Z93 and YB paints, with zinc oxide Handbook of Environmental Degradation of Materials.
A dynamic thermal vacuum technique for measuring the solar absorptance and thermal emittance of spacecraft coatings / (Washington, D.C.: National Aeronautics and Space Administration, ), by W. Fussell, J. Henninger, J. Triolo, Goddard Space Flight Center, and United States National Aeronautics and Space Administration (page images.
Thermal radiation is of paramount importance for heat transfer in spacecraft because the external vacuum makes conduction and convection to the environment nonexisting, and- it is analysed in detail below.
For space applications, heat convection is only important within habitable modules, or File Size: KB. Spacecraft contamination model development Graham S. Arnold Proc. SPIEOptical Systems Contamination and Degradation, pg (27 October ); doi: / Stray light test station for measuring point source transmission and thermal background of visible and infrared sensors Gary L.
Peterson Proc. SPIEOptical System Contamination: Effects, Measurements, and ControlM (2 September ); doi: / NASA Images Solar System Collection Ames Research Center.
Brooklyn Museum. Full text of "NASA Technical Reports Server (NTRS) The Tenth Thermal and Fluids Analysis Workshop". Space Environments 59 Vacuum Effects Design Principles • Materials Selection: – Choose materials and coatings that will be stable under prolonged exposure to vacuum/solar UV and will generate little contamination • Configuration: – Design to ensure water dumps, gas purges, and spacecraft venting are away from sensitive surfaces.
DSM 23 Handout ebook (Designing Space Missions & Systems v23 BAE RAD Flight ) Quick Upload Like this book. You can publish your book online for free in a few minutes. Designing Space Missions & Systems v23 BAE RAD Flight Computer Spacecraft Subsystems: Data Handling SSTL Solid State Memory Spacecraft Subsystems: Data.
 J.H. Henninger, Solar absorptance and thermal emittance of some common spacecraft thermal control coatings (reference publication ), Print, April  Y.A. Çengel, A.J. Ghajar, Heat and Mass Transfer: Fundamentals & Applications, McGraw-Hill, New York, NY,  J.R. Howell, A Catalog of Radiation Transfer Configuration.
This will vary for each spacecraft, depending on its spin rate and the type of thermal control system. Passive systems make use of surface absorptance/emittance (/) properties.
For example, anodized aluminum or white surfaces have low (/) ratios, while black objects have a ratio of about unity. Measurement of the Solar Absorptance and the Thermal Emittance of Lunar Simulants.
Gaier, J Some Calibration and Application Issues of Infrared Imagery Techniques for Spacecraft Thermal Control Materials. Wang, G. / Jiang, X Multilayer Tuneable Emittance Coatings, with Higher Emittance for Improved Smart Thermal Control in Space.
You can write a book review and share your experiences. Other readers will always be interested in your opinion of the books you've read.
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. Coatings comprising carbon nanotubes are very black, that is, characterized by uniformly low reflectance over a broad range of wavelengths from the visible to far infrared.
Arguably, there is no other material that is comparable. This is attributable to the intrinsic properties of graphitic material as well as the morphology (density, thickness, disorder, and tube size).Cited by: We have undertaken a review of carbon nanotube-based black coatings.
The research continues to evolve along with the commercial availability and growth of applications including; thermal detector coatings, optical components, and coatings for baffles wherever stray light is by: For an ordinary surface for the same wavelength (or temperature) of radiation, but many surfaces have selective properties, e.g.
high absorptance for solar (Â°C) radiation but low emittance. Most frequently terms. radiation equation SeptemA Brief History of Thermal Insulation Direct applied systems do not incorporate the use of rigid board insulation and are not within the scope of this book.
Also polymer – based, the synthetic stucco is applied to a variety of water-durable substrates such. NASA Images Solar System Collection Ames Research Center Brooklyn Museum Full text of " NASA Technical Reports Server (NTRS) Technology for large space systems: A bibliography with indexes (supplement 22) ".
E() Standard Test Method for Calorimetric Determination of Hemispherical Emittance and the Ratio of Solar Absorptance to Hemispherical Emittance Using Solar Simulation E() Standard Test Method for Drop-Weight Tear Tests of Ferritic Steels E() Standard Specification for Glasses in Laboratory Apparatus.
The Sprayable Thermal Insulation for Cryogenic Tanks (STICT) is a thermal management system applied by either an automated or manual spraying process with less sensitivity to process chemistry and environmental parameters than current spray-on foam insulations (SOFI) like BX, while providing better insulation performance.
A process for providing a thermal control solar stable surface coating for aluminum surfaces adapted to be exposed to solar radiation wherein selected values within the range of to thermal emittance (epsilon sub tau) and to solar absorptance (alpha subs) are reproducibly obtained by anodizing the surface area in a chromic acid.
Basic principels of REMOTE SENSING II Now, applying the concept that an ideal absorber is an ideal radiator (emitter), we identify absorptance with emittance, and write + = 1, or = 1 - () This is Kirchhoff’s law in a different version which shows that for opaque terrestrial material, the emissivity (absorptivity) and.
NASA Images Pdf System Collection Ames Research Center. Brooklyn Museum. Full text of "NASA scientific and technical publications: A catalog of Special Publications, Reference Publications, Conference Publications, and Technical Papers, " See other formats.O Scribd é o maior site social de leitura e publicação do mundo/5(3).reflected by the Earth which is supplemented by thermal ebook emitted by the Earth, and 2) The fraction of the total solar radiation incident on a body (or a natural surface such as the ground, ice, snow, water, clouds, etc.) that is reflected by it (commonly expressed .