Off-design Performance of Two Isentropic Plug Nozzles Designed for a Pressure Ratio of 16.5

Off-design Performance of Two Isentropic Plug Nozzles Designed for a Pressure Ratio of 16.5 PDF Author: Bobby L. Berrier
Publisher:
ISBN:
Category : Nozzles
Languages : en
Pages : 44

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NASA Technical Memorandum

NASA Technical Memorandum PDF Author:
Publisher:
ISBN:
Category : Aeronautics
Languages : en
Pages : 104

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Scientific and Technical Aerospace Reports

Scientific and Technical Aerospace Reports PDF Author:
Publisher:
ISBN:
Category : Aeronautics
Languages : en
Pages : 710

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Bibliography on Aerodynamics of Airframe/engine Integration of High-speed Turbine-powered Aircraft

Bibliography on Aerodynamics of Airframe/engine Integration of High-speed Turbine-powered Aircraft PDF Author: Mark R. Nichols
Publisher:
ISBN:
Category : Aerodynamics
Languages : en
Pages : 100

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Effects of External Stream Flow and Afterbody Variations on the Performance of a Plug Nozzle at High Subsonic Speeds

Effects of External Stream Flow and Afterbody Variations on the Performance of a Plug Nozzle at High Subsonic Speeds PDF Author: R. J. Salmi
Publisher:
ISBN:
Category : Charts, diagrams, etc
Languages : en
Pages : 19

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Book Description
The off-design operation of an isentropic plug nozzle designed for a jet pressure ratio of 15 was investigated experimentally at subsonic Mach numbers up to 0.9 and jet pressure ratios up to 5. When installed in a cylindrical nacelle with a sharp turn at the nozzle lip, the interaction of the jet and the external stream produced low pressures on the base formed by the high lip angle. These low pressures increased the nacelle drag and caused an overexpansion of the jet, which resulted in lower pressures on the plug and, hence, reduced thrust. With a boattail ahead of the plug nozzle, the base pressures were increased and the jet overexpansion significantly reduced.

An Experimental Study of Nozzles and Specific Heat Ratio Effects on Off-Design Performance of Partial Admission Turbines

An Experimental Study of Nozzles and Specific Heat Ratio Effects on Off-Design Performance of Partial Admission Turbines PDF Author: Robert S. Peterson
Publisher:
ISBN:
Category :
Languages : en
Pages : 246

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The report covers experimental work performed to determine the effect of nozzle divergence angle, specific heat ratio and plug nozzle configuration on turbine nozzle performance. Off design performance was the primary area of investigation. The effect of nozzle divergence angle was investigated with conical and contoured nozzles for two Mach numbers over a range of speed and pressure ratios. The performance of selected plug nozzle geometries was neasured over a range of speed and pressure ratios. The influence on performance of the gas specific heat ratios was experimentally determined by testing the same nozzle with gases of different specific heat ratios. The reduced experimental data is presented in tabular form as well as graphic presentation in several formats. (Author).

Fundamentals of Rocket Propulsion

Fundamentals of Rocket Propulsion PDF Author: DP Mishra
Publisher: CRC Press
ISBN: 1351708414
Category : Technology & Engineering
Languages : en
Pages : 364

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Book Description
The book follows a unified approach to present the basic principles of rocket propulsion in concise and lucid form. This textbook comprises of ten chapters ranging from brief introduction and elements of rocket propulsion, aerothermodynamics to solid, liquid and hybrid propellant rocket engines with chapter on electrical propulsion. Worked out examples are also provided at the end of chapter for understanding uncertainty analysis. This book is designed and developed as an introductory text on the fundamental aspects of rocket propulsion for both undergraduate and graduate students. It is also aimed towards practicing engineers in the field of space engineering. This comprehensive guide also provides adequate problems for audience to understand intricate aspects of rocket propulsion enabling them to design and develop rocket engines for peaceful purposes.

Propulsion and Power

Propulsion and Power PDF Author: Joachim Kurzke
Publisher: Springer
ISBN: 3319759795
Category : Technology & Engineering
Languages : en
Pages : 766

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Book Description
The book is written for engineers and students who wish to address the preliminary design of gas turbine engines, as well as the associated performance calculations, in a practical manner. A basic knowledge of thermodynamics and turbomachinery is a prerequisite for understanding the concepts and ideas described. The book is also intended for teachers as a source of information for lecture materials and exercises for their students. It is extensively illustrated with examples and data from real engine cycles, all of which can be reproduced with GasTurb (TM). It discusses the practical application of thermodynamic, aerodynamic and mechanical principles. The authors describe the theoretical background of the simulation elements and the relevant correlations through which they are applied, however they refrain from detailed scientific derivations.

Chemical Engineering Design

Chemical Engineering Design PDF Author: Gavin Towler
Publisher: Elsevier
ISBN: 0080966608
Category : Technology & Engineering
Languages : en
Pages : 1321

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Book Description
Chemical Engineering Design, Second Edition, deals with the application of chemical engineering principles to the design of chemical processes and equipment. Revised throughout, this edition has been specifically developed for the U.S. market. It provides the latest US codes and standards, including API, ASME and ISA design codes and ANSI standards. It contains new discussions of conceptual plant design, flowsheet development, and revamp design; extended coverage of capital cost estimation, process costing, and economics; and new chapters on equipment selection, reactor design, and solids handling processes. A rigorous pedagogy assists learning, with detailed worked examples, end of chapter exercises, plus supporting data, and Excel spreadsheet calculations, plus over 150 Patent References for downloading from the companion website. Extensive instructor resources, including 1170 lecture slides and a fully worked solutions manual are available to adopting instructors. This text is designed for chemical and biochemical engineering students (senior undergraduate year, plus appropriate for capstone design courses where taken, plus graduates) and lecturers/tutors, and professionals in industry (chemical process, biochemical, pharmaceutical, petrochemical sectors). New to this edition: - Revised organization into Part I: Process Design, and Part II: Plant Design. The broad themes of Part I are flowsheet development, economic analysis, safety and environmental impact and optimization. Part II contains chapters on equipment design and selection that can be used as supplements to a lecture course or as essential references for students or practicing engineers working on design projects. - New discussion of conceptual plant design, flowsheet development and revamp design - Significantly increased coverage of capital cost estimation, process costing and economics - New chapters on equipment selection, reactor design and solids handling processes - New sections on fermentation, adsorption, membrane separations, ion exchange and chromatography - Increased coverage of batch processing, food, pharmaceutical and biological processes - All equipment chapters in Part II revised and updated with current information - Updated throughout for latest US codes and standards, including API, ASME and ISA design codes and ANSI standards - Additional worked examples and homework problems - The most complete and up to date coverage of equipment selection - 108 realistic commercial design projects from diverse industries - A rigorous pedagogy assists learning, with detailed worked examples, end of chapter exercises, plus supporting data and Excel spreadsheet calculations plus over 150 Patent References, for downloading from the companion website - Extensive instructor resources: 1170 lecture slides plus fully worked solutions manual available to adopting instructors

Gas Turbine Engineering Handbook

Gas Turbine Engineering Handbook PDF Author: Meherwan P. Boyce
Publisher: Elsevier
ISBN: 0080456898
Category : Mathematics
Languages : en
Pages : 956

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Book Description
The Gas Turbine Engineering Handbook has been the standard for engineers involved in the design, selection, and operation of gas turbines. This revision includes new case histories, the latest techniques, and new designs to comply with recently passed legislation. By keeping the book up to date with new, emerging topics, Boyce ensures that this book will remain the standard and most widely used book in this field. The new Third Edition of the Gas Turbine Engineering Hand Book updates the book to cover the new generation of Advanced gas Turbines. It examines the benefit and some of the major problems that have been encountered by these new turbines. The book keeps abreast of the environmental changes and the industries answer to these new regulations. A new chapter on case histories has been added to enable the engineer in the field to keep abreast of problems that are being encountered and the solutions that have resulted in solving them. - Comprehensive treatment of Gas Turbines from Design to Operation and Maintenance. In depth treatment of Compressors with emphasis on surge, rotating stall, and choke; Combustors with emphasis on Dry Low NOx Combustors; and Turbines with emphasis on Metallurgy and new cooling schemes. An excellent introductory book for the student and field engineers - A special maintenance section dealing with the advanced gas turbines, and special diagnostic charts have been provided that will enable the reader to troubleshoot problems he encounters in the field - The third edition consists of many Case Histories of Gas Turbine problems. This should enable the field engineer to avoid some of these same generic problems