Results 61 to 70 of about 7,374 (264)

Flow Measurements and Flow Analysis in the Exit Region of a Radial Turbine

open access: yesInternational Journal of Rotating Machinery, 1997
Three-dimensional flow measurements using LDV system were obtained in the exit region of a radial inflow turbine at an off-design operating condition.
D. M. Murugan, W. Tabakoff, A. Hamed
doaj   +1 more source

Gradient-Free and Gradient-Based Optimization of a Radial Turbine

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2020
A turbocharger’s radial turbine has a strong impact on the fuel consumption and transient response of internal combustion engines. This paper summarizes the efforts to design a new radial turbine aiming at high efficiency and low inertia by applying two ...
Nicolas Lachenmaier   +3 more
doaj   +1 more source

Radial Inflow Turbine Meshing Rev. 1 [PDF]

open access: yes, 2015
This report describes meshing utilities to support the mesh generation for Radial Inflow Turbines. This includes two tools: (a) parameterised mesh generator for Nozzle Guide Vanes; (b) a geometry and mesh generation tool for turbine rotors. A key feature
Jahn, Ingo
core  

A mean-line model to predict the design performance of radial inflow turbines in organic rankine cycles [PDF]

open access: yes, 2022
A design procedure of the geometrical and thermodynamical characteristics of radial inflow turbine operating whit fluid R245fa was implemented in a Matlab codee.
Paltrinieri, Andrea
core  

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

Experimental investigation of a 350-kW-class supercritical CO2 radial inflow turbine

open access: yesCase Studies in Thermal Engineering
Supercritical CO2 is a promising working fluid for next-generation power conversion systems. The key component of sCO2 power generation systems is the turbomachinery, which includes a turbine.
Joo Hyun Park, Donkoan Hwang
doaj   +1 more source

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

Potential of Variable Geometry Radial Inflow Turbines as Expansion Machines in Organic Rankine Cycles Integrated with Heavy-Duty Diesel Engines

open access: yesApplied Sciences, 2023
This work evaluates the feasibility of utilizing an organic Rankine cycle (ORC) for waste heat recovery in internal combustion engines to meet the stringent regulations for reducing emissions resulting from the combustion of fossil fuels.
Fuhaid Alshammari   +5 more
doaj   +1 more source

Radial Mixing in an Axial Turbine [PDF]

open access: yesVolume 1: Turbomachinery, 1994
The objective of this work was to examine radial mixing in an axial turbine from a number of different perspectives. These include: (1) its impact on the spanwise distributions of the force on the airfoils and the change in the fluid momentum as it passed between them, (2) the mixing coefficient distribution based on measured secondary flow velocities,
openaire   +1 more source

Numerical loss investigation of a small scale, low specific speed supercritical CO2 radial inflow turbine [PDF]

open access: yes, 2019
Radial inflow turbines, characterized by a low specific speed, are a candidate architecture for the supercritical CO Brayton cycle at small scale, i.e., less than 5 MW.
Jahn, Ingo H.   +2 more
core   +1 more source

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