Results 261 to 270 of about 9,919 (312)

Design and implementation of axial hydro turbine

Proceedings of the 6th International Conference on Networking, Systems and Security, 2019
It is clear that society worldwide must start to mitigate its environmental damage instantly in order to sustain life on earth. The energy consumption rate around the world is rising day by day. Besides, conventional sources of energy are finishing rapidly. There is uncertainty about energy security around the world.
Mominur Rahman   +3 more
openaire   +1 more source

Conceptual Design of an Axial Turbocharger Turbine

Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, 2017
Despite engine turbocharging being a widespread technology, there are still drawbacks present in current turbocharging systems stemming from the apparent mismatch between the periodic operation of a piston engine operating in conjunction with an essentially steady-state, rotordynamic machine (turbocharger).
Pesiridis, Apostolos   +3 more
openaire   +2 more sources

The Axial Flow Turbine

1982
In the early days of turbochargers, axial flow turbines were used exclusively, assisted by experience gained from aircraft gas turbine technology after 1945. Indeed, it was largely turbine blade material developments, pioneered for gas turbines, that made diesel engine turbochargers practicable.
N. Watson, M. S. Janota
openaire   +1 more source

Secondary Flows in Axial Turbines—A Review

Annals of the New York Academy of Sciences, 2001
Abstract: An important problem that arises in the design and the performance of axial flow turbines is the understanding, analysis, prediction and control of secondary flows. Sieverding1 has given a review of secondary flow literature, covering up to 1985.
openaire   +2 more sources

Axial Compressors and Turbines

2012
With the definition of the work coefficient in (6.4a) and (6.4b), we can now write from (4.22a) to (4.22d) the nondimensional azimuthal velocity component expressions as follows: $$ \frac{{{{c}_{\rm{u1}}}}}{u} = \left( {1 - \hat{r}} \right) - \frac{\Psi}{4} $$ $$ \frac{{{{c}_{\rm{u2}}}}}{u} = \left( {1 - \hat{r}} \right) + \frac{\Psi}{4} $$
openaire   +1 more source

Axial Flow Turbines

1979
There are several distinctive types of axial turbine including both impulse and reaction, single and velocity compounded.
openaire   +1 more source

The Axial Vibration of Turbine Disks

Journal of Applied Mechanics, 1945
Abstract The theoretical basis for calculation of disk vibrations developed by Stodola leaves a wide gap to be supplied between theory and useful procedure. This paper outlines a method by which the designer may obtain useful results without resorting to complicated procedures and with a minimum of empirical modifications. Taking Stodola’
openaire   +1 more source

Numerical analysis of a unidirectional axial turbine for twin turbine configuration

Applied Ocean Research, 2014
Abstract One of the most developed technologies in ocean energy is the OWC concept. It is well-known that the efficiency of the device is closely related to the efficiency of the Power-Take-Off (PTO) which is usually a turbine. Traditionally, self-rectifying turbines are the most widely considered for working in an OWC because unidirectional turbines
Bruno Pereiras   +2 more
openaire   +1 more source

The Axial Flow Turbine

1981
The turbine is used to extract energy from a flowing stream of gas and has the general characteristics introduced in section 1.3. In the axial flow turbine, the gas flows through an annular passage surrounding the rotating power output shaft, in a direction substantially parallel to the axis of the shaft.
openaire   +1 more source

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