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Author: Allan Larsen
Publisher: Routledge
ISBN: 1351468057
Category : Technology & Engineering
Languages : en
Pages : 320
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Book Description
As bridges spans get longer, lighter and more slender, aerodynamic loads become a matter of serious study. This volume of proceedings reflect the co-operation between civil and mechanical engineering and meteorology in this field.
Author: Allan Larsen
Publisher: Routledge
ISBN: 1351468057
Category : Technology & Engineering
Languages : en
Pages : 320
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Book Description
As bridges spans get longer, lighter and more slender, aerodynamic loads become a matter of serious study. This volume of proceedings reflect the co-operation between civil and mechanical engineering and meteorology in this field.
Author: Toshio Miyata
Publisher: Springer
ISBN:
Category : Science
Languages : en
Pages : 376
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Book Description
The completion of the Akashi Kaikyo Bridge connecting the Japanese islands of Honshu and Shikoku is a milestone in the history of bridge engineering and wind-resistant design. With a main span of 1900 meters, it is the longest suspension bridge in the world. As the April 1998 inauguration of the Akashi Kaikyo Bridge approached, the International Seminar on Long-Span Bridge Aerodynamics Perspective 8 was held in Kobe, Japan, where engineers and researchers from Japan and Europe met to discuss the next generation of long-span bridges and their aerodynamics. In the seminar's papers compiled in this volume, a major topic is long-span bridge projects, including perspectives from Europe and the East Asia, a discussion of high-strength, high-performance steels, and a look at the challenges of the future. A second major topic is structural and aerodynamic design, including technical details of the wind-resistant design of the Akashi Kaikyo Bridge and other long-span bridges in the world.
Author: John Peter Charles King
Publisher:
ISBN:
Category : Long-span bridges
Languages : en
Pages : 444
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Book Description
Author: Niels J. Gimsing
Publisher: John Wiley & Sons
ISBN: 1119951879
Category : Technology & Engineering
Languages : en
Pages : 760
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Book Description
Fourteen years on from its last edition, Cable Supported Bridges: Concept and Design, Third Edition, has been significantly updated with new material and brand new imagery throughout. Since the appearance of the second edition, the focus on the dynamic response of cable supported bridges has increased, and this development is recognised with two new chapters, covering bridge aerodynamics and other dynamic topics such as pedestrian-induced vibrations and bridge monitoring. This book concentrates on the synthesis of cable supported bridges, suspension as well as cable stayed, covering both design and construction aspects. The emphasis is on the conceptual design phase where the main features of the bridge will be determined. Based on comparative analyses with relatively simple mathematical expressions, the different structural forms are quantified and preliminary optimization demonstrated. This provides a first estimate on dimensions of the main load carrying elements to give in an initial input for mathematical computer models used in the detailed design phase. Key features: Describes evolution and trends within the design and construction of cable supported bridges Describes the response of structures to dynamic actions that have attracted growing attention in recent years Highlights features of the different structural components and their interaction in the entire structural system Presents simple mathematical expressions to give a first estimate on dimensions of the load carrying elements to be used in an initial computer input This comprehensive coverage of the design and construction of cable supported bridges provides an invaluable, tried and tested resource for academics and engineers.
Author: Einar Strømmen
Publisher: Springer Science & Business Media
ISBN: 3642136605
Category : Science
Languages : en
Pages : 302
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Book Description
In this second edition a new chapter has been added covering the buffeting theory in a finite element format. The motivation for this has been that a finite element format is becoming more and more dominant in all areas of structural mechanics. It is streamlined for computer programming, and it facilitates the use of general purpose routines that are applicable in several types of structural engineering problems. In this book the finite element formulation of the problem of dynamic response calculations follows the general principle of virtual work, a general principle which may be found in many other text books. While the buffeting wind load itself has with no trouble been included in a finite element format, the main challenge has been to obtain a consistent formulation that includes all the relevant motion induced forces. This has been important, because, while many structures (e.g. long-span suspension bridges) may suffer greatly and become unstable at high wind velocities, the same structures may also benefit from these effects at the design wind velocity. It is well known that motion induced forces will change the stiffness and damping properties of the combined structure and flow system. If calculations are performed for a suitably close set of increasing mean wind velocities and the changing mechanical properties (stiffness and damping) are updated from one velocity to the next, then the response of the system may be followed up to wind velocities close to the stability limit, i.e. up to response values that are perceived as unduly large. Finite element calculations may be performed in time domain, in frequency domain or converted into a modal format. All these options have been included. Pursuing a time domain solution strategy requires the use of the so-called indicial functions. The theory behind such a formulation is also covered, and the determination of these functions from aerodynamic derivatives has been included in a separate appendix.
Author: J. A. Jurado
Publisher: WIT Press
ISBN: 184564056X
Category : Technology & Engineering
Languages : en
Pages : 369
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Book Description
This book is dedicated to the study of an aeroelastic phenomenon of cable supported long span bridges known as flutter, and proposes very innovative design methodologies, such as sensitivity analysis and optimization techniques, already utilized successfully in automobile and aerospace industries. The topic of long-span suspension and cable-stayed bridges is currently of great importance. These types of bridge pose great technical difficulties due to their slenderness and often great dimension. Therefore, these bridges tend to have problems caused by natural forces such as wind loads, some of which we have witnessed in our history, and we are currently seeing a very high incidence of bridge construction to overcome geographical obstacles such as bays, straits, or great estuaries. Therefore, it seems very appropriate to write a book showing the current capability of analysis and design, when up until now, the information could only be found partially in technical articles. This book will be useful for bridge design engineers as well as researchers working in the field. This book only requires previous knowledge of structural finite element models and dynamics, and it is advisable to have some previous knowledge in bridge engineering. Nevertheless, this book is very self-contained in such a way that all the information necessary to understand the theoretical developments is presented without the need of additional bibliography.
Author: António Arêde
Publisher: Springer Nature
ISBN: 3030292274
Category : Technology & Engineering
Languages : en
Pages : 964
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Book Description
The book contains proceedings presented at the 9th International Conference on Arch Bridges held in Porto, Portugal on October 2 to 4, 2019. It is addressed to scientists, designers, technicians, stakeholders and contractors, seeking for an up-to-date view of the recent advances in the area of arch bridges.
Author: Allan Larsen
Publisher: Taylor & Francis
ISBN: 9789054109617
Category : Aerodynamik
Languages : en
Pages : 357
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Book Description
Proceedings of the May 1998 Symposium. Twenty-five contributions present state-of-the-art and future development trends in optimization, bridge aerodynamics and ship collision analysis, and operation and maintenance. Topics include probabilistic methods, aeroelastic analysis, cable dynamics, cross wind on vehicles, and numerical methods. Contains an author index but no subject index. Annotation copyrighted by Book News, Inc., Portland, OR
Author: Krzysztof Wilde
Publisher:
ISBN: 9788373480124
Category :
Languages : en
Pages : 144
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Book Description
Author: You-Lin Xu
Publisher: John Wiley & Sons
ISBN: 1118188306
Category : Technology & Engineering
Languages : en
Pages : 772
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Book Description
As an in-depth guide to understanding wind effects on cable-supported bridges, this book uses analytical, numerical and experimental methods to give readers a fundamental and practical understanding of the subject matter. It is structured to systemically move from introductory areas through to advanced topics currently being developed from research work. The author concludes with the application of the theory covered to real-world examples, enabling readers to apply their knowledge. The author provides background material, covering areas such as wind climate, cable-supported bridges, wind-induced damage, and the history of bridge wind engineering. Wind characteristics in atmospheric boundary layer, mean wind load and aerostatic instability, wind-induced vibration and aerodynamic instability, and wind tunnel testing are then described as the fundamentals of the subject. State-of-the-art contributions include rain-wind-induced cable vibration, wind-vehicle-bridge interaction, wind-induced vibration control, wind and structural health monitoring, fatigue analysis, reliability analysis, typhoon wind simulation, non-stationary and nonlinear buffeting response. Lastly, the theory is applied to the actual long-span cable-supported bridges. Structured in an easy-to-follow way, covering the topic from the fundamentals right through to the state-of-the-art Describes advanced topics such as wind and structural health monitoring and non-stationary and nonlinear buffeting response Gives a comprehensive description of various methods including CFD simulations of bridge and vehicle loading Uses two projects with which the author has worked extensively, Stonecutters cable-stayed bridge and Tsing Ma suspension bridge, as worked examples, giving readers a practical understanding
