Results 11 to 20 of about 177 (113)

Flow pattern analysis of an outflow radial turbine for twin-turbines-OWC wave energy converters

open access: yesEnergy, 2020
The authors acknowledge the support provided by "Centro Integrado de F.P. Mantenimiento y Servicios a la Produccion de Langreo”, with special mention to its Director when this work was carried out, Mr. F. Fanjul. Additionally, the Spanish ‘‘Ministerio de Educacion, Cultura y Deporte’’ and its "FPU Program” for the pre-doctoral research scholarship of ...
Rodríguez, Laudino   +4 more
openaire   +4 more sources

Design Optimisation of a Unidirectional Centrifugal Radial-Air-Turbine for Application in OWC Wave Energy Converters

open access: yesEnergies, 2019
Research on employing unidirectional air turbines for oscillating water columns (OWC) has received much attention in the last few years. Most unidirectional turbine topologies considered to date use axial flow unidirectional turbines.
Nazanin Ansarifard   +4 more
doaj   +3 more sources

Modelling and parametric analysis of small-scale axial and radial-outflow turbines for Organic Rankine Cycle applications [PDF]

open access: yesApplied Energy, 2017
Abstract The existing literature pays limited attention to the design and 3D analysis of small-scale axial and radial–outflow turbines that can be utilised in Organic Rankine Cycles (ORC) for power generation with a low–temperature ( R17 CFX is used to predict 3D viscous flow and turbine performance.
Ayad M. Al Jubori   +3 more
openaire   +3 more sources

Study on applicability of radial-outflow turbine type for 3 MW WHR organic Rankine cycle

open access: yesEnergy Procedia, 2017
Abstract The article presents the results of study on the reasonability of using radial-outflow turbines in ORC. Peculiarities of radial-outflow turbine design utilizing modern design technologies and application to ORC was considered in the first part of the paper. The second part of the paper describes the selection process of the best turbine type
Dmytro Maksiuta   +3 more
openaire   +3 more sources

Comprehensive study on the design and analysis of supercritical carbon dioxide (sCO2) radial outflow turbines (ROTs), focusing on tip clearance effects, loss correlations, and performance evaluation

open access: yesApplied Thermal Engineering
Supercritical carbon dioxide (sCO2) energy cycles have significant potential to enhance the thermal efficiency of power systems compared to traditional steam and organic Rankine cycles (ORCs). The design and development of sCO2 turbines with higher efficiency can substantially improve the thermal-economic feasibility of future sCO2 power cycles ...
Grönman Aki-Pekka   +3 more
openaire   +3 more sources

Loss generation in radial outflow steam turbine cascades [PDF]

open access: yesEuropean Conference on Turbomachinery Fluid Dynamics and hermodynamics, 2017
Due to the fact that noise emitted by aero engines became a very important issue especially during the last few years, acoustic measurements were carried out downstream of the low-pressure turbine in a two-stage two-spool test turbine. The aim of these analyses was to determine the influence of small geometry changes in the flow path of the rig under ...
Aki Grönman   +2 more
openaire   +1 more source

Numerical optimization of air breathing radial outflow turbines [PDF]

open access: yesEuropean Conference on Turbomachinery Fluid Dynamics and hermodynamics, 2019
Small air driven alternators serve as a practical solution to be a power source for miniature electronic equipment. An air-breathing radial outflow turbine can be easily manufactured and implemented to a variety of terrestrial and aerial vehicles for auxiliary power generation. The flow characteristics of such turbines need to be understood in order to
Isa Kavas   +2 more
openaire   +1 more source

Optimal Design of a Ljungström Turbine for ORC Power Plants: From a 2D model to a 3D CFD Validation

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2020
In the last few years, waste-energy recovery systems based on the Organic Rankine Cycle (ORC) have gained increased attention in the global energy market as a versatile and sustainable technology for thermo-electric energy conversion from low-to-medium ...
Umberto Coronetta, Enrico Sciubba
doaj   +1 more source

Flow physics analysis and dynamic efficiency assessment of supercritical CO2 radial outflow turbines

open access: yesApplied Thermal Engineering
Grönman Aki-Pekka   +3 more
openaire   +3 more sources

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