13,802 Result(s)
within
English
Engineering
Vibration, Dynamical Systems, Control
Yi** **
Conference Paper
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Chapter and Conference Paper
Free Vibration Characteristics of Laminated Orthotropic Thin Cylindrical Shells with Free Edges
To study the dynamic response of thin orthotropic cylindrical shells is now one of the well established subjects and the study of free vibration characteristics of composite shells is undoubtedly of great impo...
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Chapter and Conference Paper
Some Substantial Effects of Nonlinear Coupling between Modes of Vibration
Some remarkable and unexpected patterns of forced vibration response may be obtained in simple structural configurations in which for example the resonant motion of a directly excited mode of vibration is supp...
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Chapter and Conference Paper
Predicting the Vibration Environment of Switch Gear Equipment During Seismic Events Using Test Data
This paper describes work undertaken by SDRC for GEC Measurements, Leicester Division, relating to the design of Reactor Safety Circuit and Guardline Equipment, to meet UK Seismic Qualification Standards.
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Chapter and Conference Paper
Vehicle Vibration Prediction — Why and How
Thank you very much for inviting me to be a Keynote speaker at this Industrial Vibration Modelling Conference. I am not sure whether the conference organisers selected a speaker from the helicopter industry be...
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Chapter and Conference Paper
Numerical Solution of a Model Nonlinear Wave Equation
The prototype for hyperbolic waves is often taken to be the wave equation
(1) $$\phi_{\rm tt}={\rm c}_{\rm o}^{2}\triangledown^... -
Chapter and Conference Paper
Applications of the Statistical Discrete Element Theory to Vehicle Response
The statistical discrete element (SDE) method was pioneered by Jones1 as a means of modelling atmospheric turbulence for aircraft assessment and certification. The motivation for develo** special methods for th...
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Chapter and Conference Paper
Acoustics in Marine Structures
In common with many land based industries, the operation of a ship requires that people must work and live in fairly close proximity to machinery which generates high noise levels. Two features which are perha...
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Chapter and Conference Paper
Radiation of Waterborne Noise Due to Machinery Generated Sound Part II: The Structure-Borne Problem
In the absence of propeller cavitation, machinery generated noise dominates a ship’s underwater noise spectrum. In the case where no isolation measures have been incorporated, structure-borne transmission domi...
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Chapter and Conference Paper
Finite Element Modelling in Structural Dynamics
The finite element method of analysis has undergone considerable development over the past thirty years. This has led to the production of a large number of computer programs, many of which are now commerciall...
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Chapter and Conference Paper
Fluid-Elastic Whirling of Infinite Tube Rows and Arrays in Cross-Flow
The quasi-steady displacement dependent model due to Connors and Blevins, for the fluidelastic whirling instability of an infinite tube row is briefly reviewed and extended to yield the frequency of the whirli...
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Chapter and Conference Paper
Seismic Vibrational Loadings Induced by Rocking of Free-Standing Bodies
Seismic vibrations due to earthquakes cause movements of the support or housing of free-standing bodies. Viewed in a local frame of reference these effects may be represented as inertial body forces in both ho...
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Chapter and Conference Paper
Analysis of Vibration Compacting Machines
There are various kinds of vibration compacting machines used for compressing soil in excavations, road works, and filled trenches. This analysis considers a hand driven machine modelled by a two-mass system i...
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Chapter and Conference Paper
A Procedure for the Mechanical Design of Military Aircraft Head-Up-Displays to Withstand Bird-Strike Loads
The Airborne Display Division of GEC Avionics (Britains leading manufacturer of Avionic equipment) supplies Head-Up-Display systems to air forces throughout the world. HUD designs have to meet demanding operat...
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Chapter and Conference Paper
The Selection of a Criterion to Evaluate Ride-Discomfort in Off Road Vehicles
As the operational duty of the off-road vehicle diversifies, the human factor becomes increasingly important in maintaining a safe and comfortable working environment for crew members. To allow designers to ev...
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Chapter and Conference Paper
Towards an Integrated Procedure for the Mathematical Modelling of Ship Vibrations
The capability now exists for the modelling of the vibration characteristics of components of a ship, for example a deck, bulkhead or engine room flat. Furthermore, based on certain engineering judgements, a p...
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Chapter and Conference Paper
Radiation of Waterborne Noise Due to Ships Machinery Part I: Airborne Transmission
During the past two years BMT have been develo** design guidance methods such that shipbuilders may estimate waterborne noise levels due to ships machinery. Noise transmissions due to structure-borne and air...
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Chapter and Conference Paper
A Finite Element Solution for the Prediction of Transmission Loss and Radiation Efficiency of Panels
This paper describes SDRC’s application of the finite element method to the prediction of well known acoustic properties of isotropic aluminium helicopter panel systems.
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Chapter and Conference Paper
The Estimation of Material Parameters of a Fluid-Solid Mixture
A numerical-experimental technique for the characterization of the mechanical behaviour of materials modeled as a mixture of an elastic solid matrix and an ideal fluid, is presented. Starting point is an ident...
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Chapter and Conference Paper
On Structural Analysis of Road Pavements
A modelling concept is presented which covers the material behaviour of asphalt. Including evolutional terms in the constitutive equations for fatigue damage, the non-linear behaviour is described by a time-de...
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Chapter and Conference Paper
A Finite Element Formulation of Muscle Contraction
The ability to contract is a unique feature of muscular material, as compared to technical materials. The contractile stress generated by muscle cells, acts along the muscle fibre direction, and has been shown...
