Wake Scale Effects and Propeller Hull Interaction

Wake Scale Effects and Propeller Hull Interaction PDF Author: Carl Alden Scragg
Publisher:
ISBN:
Category :
Languages : en
Pages : 50

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Book Description
This survey reviews the progress of research on the dual problems of wake scale effects and hull propeller interactions. The survey covers theoretical, empirical and experimental results. The state of the art is defined in terms of those hull forms which have wakes which can be adequately predicted using currently available techniques. Suggestions of the manner in which the state of the art might be extended are presented. (Author).

Wake Scale Effects and Propeller Hull Interaction

Wake Scale Effects and Propeller Hull Interaction PDF Author: Carl Alden Scragg
Publisher:
ISBN:
Category :
Languages : en
Pages : 50

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Book Description
This survey reviews the progress of research on the dual problems of wake scale effects and hull propeller interactions. The survey covers theoretical, empirical and experimental results. The state of the art is defined in terms of those hull forms which have wakes which can be adequately predicted using currently available techniques. Suggestions of the manner in which the state of the art might be extended are presented. (Author).

Unsteady Propeller Forces, Fundamental Hydrodynamics [and] Unconventional Propulsion

Unsteady Propeller Forces, Fundamental Hydrodynamics [and] Unconventional Propulsion PDF Author: Ralph D. Cooper
Publisher:
ISBN:
Category : Hydrodynamics
Languages : en
Pages : 1700

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Book Description


Ship Resistance and Propulsion

Ship Resistance and Propulsion PDF Author: Anthony F. Molland
Publisher: Cambridge University Press
ISBN: 0521760526
Category : Science
Languages : en
Pages : 569

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Book Description
Written by experts in the ship design field, this book provides a comprehensive approach to evaluating ship resistance and propulsion.

A Study of the scale effect on wake, propeller cavitation, and vibratory pressure at Hull of two tanker models

A Study of the scale effect on wake, propeller cavitation, and vibratory pressure at Hull of two tanker models PDF Author: G. Dyne
Publisher:
ISBN:
Category :
Languages : en
Pages : 19

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Book Description


Fundamentals of Ship Hydrodynamics

Fundamentals of Ship Hydrodynamics PDF Author: Lothar Birk
Publisher: John Wiley & Sons
ISBN: 1118855515
Category : Technology & Engineering
Languages : en
Pages : 885

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Book Description
Fundamentals of Ship Hydrodynamics: Fluid Mechanics, Ship Resistance and Propulsion Lothar Birk, University of New Orleans, USA Bridging the information gap between fluid mechanics and ship hydrodynamics Fundamentals of Ship Hydrodynamics is designed as a textbook for undergraduate education in ship resistance and propulsion. The book provides connections between basic training in calculus and fluid mechanics and the application of hydrodynamics in daily ship design practice. Based on a foundation in fluid mechanics, the origin, use, and limitations of experimental and computational procedures for resistance and propulsion estimates are explained. The book is subdivided into sixty chapters, providing background material for individual lectures. The unabridged treatment of equations and the extensive use of figures and examples enable students to study details at their own pace. Key features: • Covers the range from basic fluid mechanics to applied ship hydrodynamics. • Subdivided into 60 succinct chapters. • In-depth coverage of material enables self-study. • Around 250 figures and tables. Fundamentals of Ship Hydrodynamics is essential reading for students and staff of naval architecture, ocean engineering, and applied physics. The book is also useful for practicing naval architects and engineers who wish to brush up on the basics, prepare for a licensing exam, or expand their knowledge.

Twenty-First Symposium on Naval Hydrodynamics

Twenty-First Symposium on Naval Hydrodynamics PDF Author: National Research Council
Publisher: National Academies Press
ISBN: 0309058791
Category : Science
Languages : en
Pages : 1100

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Book Description


Free-surface Effects in Hull Propeller Interaction

Free-surface Effects in Hull Propeller Interaction PDF Author: Horst Nowacki
Publisher:
ISBN:
Category : Hull-Propeller interaction
Languages : en
Pages : 118

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Book Description
The quantitative role of wavemaking at the free surface in the phenomenon of hull propeller interaction is investigated by means of a general scheme devised to determine the potential, viscous and wave components of wake and thrust deduction. It requires the concerted application of various analytical tools such as the lifting line theory of propellers, the method of singularities for representing the hull and propeller by source distributions and the linearized free-surface theory of wavemaking, as well as model experiment techniques such as the conventional Froude analysis of propulsion factors, nominal wake measurements and wave profile measurements. The procedure is applied to the specific case of a thin mathematical hull form driven by a four-bladed propeller of simple geometry.

Power-Based Study of Boundary Layer Ingestion for Aircraft Application

Power-Based Study of Boundary Layer Ingestion for Aircraft Application PDF Author: Peijian Lv
Publisher: Springer Nature
ISBN: 9811954976
Category : Technology & Engineering
Languages : en
Pages : 138

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Book Description
This book presents research on Boundary Layer Ingestion (BLI). BLI is an aircraft-engine integration technique that aims at integrating the aircraft and the propulsion system such that the overall aircraft fuel consumption can be reduced. In this research, theoretical analysis suggests that the minimization of total power consumption should be used as a design criterion for aircraft utilizing BLI rather than focusing on the minimization of drag. Numerical simulations are performed, and the simulation results are processed using the PBM to support the theoretical analysis. Furthermore, an experimental study is carried out with a focus on the power conversion processes involved for a propulsor operating in the wake. Stereoscopic PIV is employed in order to visualize the flow and understand the physics. The so-called Power-based Method is used to quantify the power conversion mechanisms. The results prove that the dominant mechanism responsible for the efficiency enhancement is due to the utilization of body wake energy by the wake ingesting propeller. In short, the importance of wake energy flow rate in understanding the BLI phenomenon is highlighted. This book will be useful for researchers in the field of aircraft propulsion, aircraft aerodynamics, and airframe propulsion integration.

Marine Propulsors

Marine Propulsors PDF Author: Sverre Steen
Publisher: MDPI
ISBN: 3038972029
Category : Technology & Engineering
Languages : en
Pages : 355

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Book Description
This book is a printed edition of the Special Issue "Marine Propulsors" that was published in JMSE

Fundamentals of Ship Hydrodynamics

Fundamentals of Ship Hydrodynamics PDF Author: Lothar Birk
Publisher: John Wiley & Sons
ISBN: 1118855485
Category : Technology & Engineering
Languages : en
Pages : 708

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Book Description
Fundamentals of Ship Hydrodynamics: Fluid Mechanics, Ship Resistance and Propulsion Lothar Birk, University of New Orleans, USA Bridging the information gap between fluid mechanics and ship hydrodynamics Fundamentals of Ship Hydrodynamics is designed as a textbook for undergraduate education in ship resistance and propulsion. The book provides connections between basic training in calculus and fluid mechanics and the application of hydrodynamics in daily ship design practice. Based on a foundation in fluid mechanics, the origin, use, and limitations of experimental and computational procedures for resistance and propulsion estimates are explained. The book is subdivided into sixty chapters, providing background material for individual lectures. The unabridged treatment of equations and the extensive use of figures and examples enable students to study details at their own pace. Key features: • Covers the range from basic fluid mechanics to applied ship hydrodynamics. • Subdivided into 60 succinct chapters. • In-depth coverage of material enables self-study. • Around 250 figures and tables. Fundamentals of Ship Hydrodynamics is essential reading for students and staff of naval architecture, ocean engineering, and applied physics. The book is also useful for practicing naval architects and engineers who wish to brush up on the basics, prepare for a licensing exam, or expand their knowledge.