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Book NASA Technical Note

    Book Details:
  • Author :
  • Publisher :
  • Release : 1971
  • ISBN :
  • Pages : 408 pages

Download or read book NASA Technical Note written by and published by . This book was released on 1971 with total page 408 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Stagnation Region Gas Injection in Low Reynold s Number Hypersonic Flow

Download or read book Stagnation Region Gas Injection in Low Reynold s Number Hypersonic Flow written by Y. S. Chen and published by . This book was released on 1967 with total page 37 pages. Available in PDF, EPUB and Kindle. Book excerpt: The analysis extends Cheng's theory of the hypersonic, thin, viscous shock layer to include effects of foreign gas injection. It is found that the effectiveness of mass transfer in reducing stagnation region heating rates and skin friction increases with an increasing hypersonic viscous similarity parameter, k squared, for a given injection parameter B. In general, the lighter injectant gas is more effective than the heavier injectant gas in reducing both skin friction and heat transfer. The values of the blow-off point for zero skin friction occur at approximately kB = 0.5 and 0.385 for helium and hydrogen, respectively. The lighter injectant gas also tends to thicken the shock layer for a given magnitude of the injection parameter, B, but such effects diminish for high values of k squared and appear to approach an asymptotic limit for a given gas at a given injectant parameter B as k squared approaches infinity. For sufficiently low Reynolds numbers, the effects of mass transfer on both heat transfer and skin friction disappear. For helium and hydrogen injections, it appears that a simple correction of the molecular weight ratio raised to a constant exponent of 1/2 gives a reasonable correlation with air-to-air injection at the stagnation point. (Author).

Book Aerodynamics of Bodies of Revolution

Download or read book Aerodynamics of Bodies of Revolution written by Nikolaĭ Fedorovich Krasnov and published by Elsevier Publishing Company. This book was released on 1970 with total page 930 pages. Available in PDF, EPUB and Kindle. Book excerpt: A comprehensive technical treatise is provided on the aerodynamics of bodies of revolution from transonic to hypersonic speeds, covering all aspects of the subject, including transonic flow, linearized supersonic flow, Newtonian flow, rarefield gas and free-molecule flow, skin friction, heat transfer, and mass transfer. This English translation of a unique Russian textbook is provided with some corrections, references for all sources the editor could identify, redrawn figures, and an editor's introduction to each chapter summarizing and referencing pertinent material that has appeared since 1964, when the second edition was published. Krasnov's general approach assumes knowledge of the basic gas dynamic equations and applies them to solve aerodynamic problems. All important methods and techniques in modern aerodynamic theory are developed, with the aim of presenting practical methods for solving engineering problems. Results are usually given in the form of working equations, graphs, tables, or detailed sequential calculation methods. (Author).

Book Monthly Catalog of United States Government Publications

Download or read book Monthly Catalog of United States Government Publications written by United States. Superintendent of Documents and published by . This book was released on 1971 with total page 1290 pages. Available in PDF, EPUB and Kindle. Book excerpt: February issue includes Appendix entitled Directory of United States Government periodicals and subscription publications; September issue includes List of depository libraries; June and December issues include semiannual index.

Book Scientific and Technical Aerospace Reports

Download or read book Scientific and Technical Aerospace Reports written by and published by . This book was released on 1972 with total page 1038 pages. Available in PDF, EPUB and Kindle. Book excerpt: Lists citations with abstracts for aerospace related reports obtained from world wide sources and announces documents that have recently been entered into the NASA Scientific and Technical Information Database.

Book Proceedings of the Heat Transfer and Fluid Mechanics Institute

Download or read book Proceedings of the Heat Transfer and Fluid Mechanics Institute written by Heat Transfer and Fluid Mechanics Institute and published by . This book was released on 1967 with total page 490 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Monthly Catalog of United States Government Publications  Cumulative Index

Download or read book Monthly Catalog of United States Government Publications Cumulative Index written by United States. Superintendent of Documents and published by . This book was released on 1976 with total page 1466 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Applied Mechanics Reviews

Download or read book Applied Mechanics Reviews written by and published by . This book was released on 1972 with total page 300 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book NASA Scientific and Technical Reports

Download or read book NASA Scientific and Technical Reports written by United States. National Aeronautics and Space Administration Scientific and Technical Information Division and published by . This book was released on 1970 with total page 966 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book A Selected Listing of NASA Scientific and Technical Reports

Download or read book A Selected Listing of NASA Scientific and Technical Reports written by United States. National Aeronautics and Space Administration. Scientific and Technical Information Division and published by . This book was released on 1970 with total page 962 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book NASA Scientific and Technical Reports and Publications for 1969   A Selected Listing

Download or read book NASA Scientific and Technical Reports and Publications for 1969 A Selected Listing written by United States. National Aeronautics and Space Administration. Scientific and Technical Information Division and published by . This book was released on 1970 with total page 956 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Using Vertical Files and Government Documents in Schools

Download or read book Using Vertical Files and Government Documents in Schools written by Margaret Allen Waltzer and published by . This book was released on 1980 with total page 80 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Hypersonic Flow Theory

Download or read book Hypersonic Flow Theory written by Wallace Dean Hayes and published by . This book was released on 1959 with total page 492 pages. Available in PDF, EPUB and Kindle. Book excerpt: