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Article
Dynamics and stability analysis of rolling mill system during variable gauge rolling
This paper investigates the dynamic behavior of a rolling mill during variable gauge rolling. Considering that the variation of rolling process parameters and the movement of hydraulic cylinder are the remarka...
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Chapter and Conference Paper
Crankshaft Balancing Design Platform: A Practical Application
The modern industrial environment is continuously changing and striving to innovate its process and methods. This is especially true for complex design procedures, such as the balancing of the crankshaft of in...
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Chapter and Conference Paper
Engine Speed and Load Effect on the Sealing Capacity of a Piston Ring-Pack
The combustion chamber is ought to be perfectly sealed, however, part of the air and fuel mixture can escape from it. Among the several losses there is the gas flow from the inter-ring crevices, which is alway...
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Article
Open AccessGas escape to crankcase: impact of system parameters on sealing behavior of a piston cylinder ring pack
Internal combustion engines are the generators of energy for many transportation applications, but they still have an overall low efficiency due to mechanical and thermal losses. The combustion chamber is the ...
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Article
Simulation of the cylinder bore distortion and effect on the sealing capacity of the ringpack
One of the several losses of a combustion chamber is the gas leakage toward the crankcase due to imperfect sealing of the rings, it is commonly known as blow-by and it affects efficiency and emissions. One imp...
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Chapter and Conference Paper
Gas Escape from Combustion Chamber to Crankcase, Analysis of a Set of Parameters Affecting the Blow by
One of the several losses of a combustion chamber is the gas leakage toward the crankcase due to imperfect sealing of the rings. Commonly known as blow by, it affects efficiency and emissions. A bibliographic ...
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Article
CFD analysis of internal ventilation in high-speed human powered vehicles
When dealing with fully faired human powered vehicles (HPVs) for speed or endurance record attempts, the need for internal ventilation of the rider arises. Different solutions have been proposed in the literat...
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Article
Advanced vision approach applied to non-contact micro-measurements: a practical application
In micro-world applications usually the need to manipulate, handle and measure micro-components becomes an important issue both for production and research reasons. Pointing out the aspect of measurements, the...
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Article
Nonlinear and linearised behaviour of the Levitron®
The paper presents a magneto-rotordynamic model that allows to obtain the nonlinear equations of motion for all rigid body modes of the Levitron®. These equations describe the complete dynamic behaviour of the sp...
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Article
New concept for micro-manipulation systems: a practical experience
The “micro-world” is a very interesting case of study both for production and research reasons. The use of micro-products and components has had a heavy increase in the last two decades. The manipulation of mi...
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Chapter
Current and Potential Applications of Cryogenic Treated Polymers
As the use of polymers in structural components and power transmission systems has grown in the last decades, the demand for improved mechanical performances of these materials is increasing. Besides fibre rei...
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Chapter and Conference Paper
Inverse Eigensensitivity Approach in Model Updating of Avionic Components
This paper presents an application of a well-known model updating approach based on the inverse eigensensitivity method. The methodology is applied to an avionic equipment that supports different electronic in...
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Chapter and Conference Paper
Eigenvalues and Nonlinear Behaviour of Levitron®
When the floating magnetic spin called Levitron® was presented on market, it caught the attention of how a spinning top could trick the famous Earnshaw’s theorem of magnetic levitation instability. Although it...
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Chapter and Conference Paper
Structural Dynamics with Coincident Eigenvalues: Modelling and Testing
Theory of curve crossing and curve veering phenomena is well known in structural dynamics, but only few papers have used test bench to demonstrate and validate this eigenvalues behaviour. The aim of this paper...
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Chapter and Conference Paper
A Modal-Geometrical Selection Criterion for Master Nodes: Numerical and Experimental Testing
Usually, the problem of master nodes selection characterizes both computational or experimental modal analyses and defines the numerical properties of reduced models that possess equivalent dynamic properties....
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Article
Orbital Tubes
A novel graphical presentation is proposed to convey information about relevant dynamic phenomena and behaviour of a rotor. The ’’orbital tube‘‘ is a three-dimensional plot in which the orbits are stacked in t...
