Assessment of condensation models for moist air transonic flow prediction [PDF]
MATEC Web of Conferences, 2021 The aim of this article is to thoroughly analyse the influence of condensation models on the modelling of condensation phenomena in transonic flow of moist air.
Wiśniewski Piotr +5 more
doaj +1 more source
Small wind, big potential: HAWT design case study
MATEC Web of Conferences, 2018 In this paper the project of a small wind turbine for urban application has been described. The project of a horizontal small wind turbine presented in this paper was made for the purposes of taking part in ISWTC, but the main target was to develop a ...
Grapow Filip +7 more
doaj +1 more source
Non-Uniform Time Sampling for Multiple-Frequency Harmonic Balance Computations [PDF]
, 2013 A time-domain harmonic balance method for the analysis of almost-periodic (multi-harmonics) flows is presented. This method relies on Fourier analysis to derive an efficient alternative to classical time marching schemes for such flows.
Dufour, Guillaume +5 more
core +1 more source
A dynamic convergence control scheme for the solution of the radial equilibrium equation in through-flow analyses [PDF]
, 2010 One of the most frequently encountered numerical problems in scientific analyses is the solution of non-linear equations. Often the analysis of complex phenomena falls beyond the range of applicability of the numerical methods available in the public ...
Kotsiopoulos, P. +3 more
core +1 more source
Experimental Performance Study of a High Speed Oil Lubricated Polymer Thrust Bearing
Lubricants, 2015 With the demand for turbomachinery to operate at higher speeds, loads, and power, fluid film bearings that support turbomachinery must be capable of operating in these more demanding applications.
Jie Zhou +3 more
doaj +1 more source
Energies, 2019 As a competitive small-scale turbomachinery option, Tesla turbines have wide potential in various fields, such as renewable energy generation systems and small power equipment.
Wenjiao Qi +5 more
doaj +1 more source
Experimental Validation of an Analytical Condensation Model for Application in Steam Turbine Design
International Journal of Turbomachinery, Propulsion and Power, 2022 This paper presents experimental data on shear-stress-driven liquid water films on a horizontal plate formed by the condensation of superheated steam. The experimental results were obtained in the Experimental Multi-phase Measurement Application (EMMA ...
Florian Felix Lapp +3 more
doaj +1 more source
Experimental tests of the operating conditions of a micro gas turbine device [PDF]
, 2015 The aim of this work is to analyze the performance of a commercial micro gas turbine, focusing on the analysis of the fuel consumption and the outlet compressor and turbine temperature at various rpm, and to evaluate and compare the efficiency of the ...
CAPATA, Roberto
core +1 more source
Unstable Flow Structures Present at Different Rotational Velocities of the Centrifugal Compressor
Energies, 2020 Unstable flow structures cause inevitable energy losses in all power energy systems, including turbomachines. In this study, a set of analyses was conducted with the use of spectral maps on the pressure signals obtained from an industrial centrifugal ...
Grzegorz Liśkiewicz +6 more
doaj +1 more source
Disc Thickness and Spacing Distance Impacts on Flow Characteristics of Multichannel Tesla Turbines
Energies, 2018 Tesla turbines are a kind of unconventional bladeless turbines, which utilize the viscosity of working fluid to rotate the rotor and realize energy conversion.
Wenjiao Qi +4 more
doaj +1 more source