Results 61 to 70 of about 2,042 (183)

Thermodynamic Analysis for a Novel Combined Power and Refrigeration Cycle Using Trans-Critical CO2

发电技术, 2018
A novel combined power and refrigeration system coupled with a trans-critical carbon dioxide (TCO2) recompression cycle and an ejector refrigeration cycle is proposed, which produces power output and refrigeration by utilizing low-grade thermal energy ...
Wenkai XIA, Yichao GAO, Yaowu HUO, Yiping DAI   +3 more
doaj   +1 more source

Influence of blade geometry on secondary flow development in a transonic centrifugal compressor

Journal of the Global Power and Propulsion Society, 2018
Due to the increasing demand for higher efficiencies of centrifugal compressors, numerical optimization methods are becoming more and more relevant in the design process.
Moritz Mosdzien, Martin Enneking, Alexander Hehn, Daniel Grates, Peter Jeschke   +4 more
doaj   +1 more source

Experimental and numerical study on condensation in transonic steam flow

Open Engineering, 2015
The present paper describes an experimental and numerical study of steam condensing flow in a linear cascade of turbine stator blades. The experimental research was performed on the facility of a small scale steam power plant located at Silesian ...
Majkut Mirosław, Dykas Sławomir, Strozik Michał, Smołka Krystian   +3 more
doaj   +1 more source

OPTIMIZATION OF TIP SEAL WITH HONEYCOMB LAND IN LP COUNTER ROTATING GAS TURBINE ENGINE

TASK Quarterly, 2010
The goal of the presented work is an optimization of the geometrical configuration of the tip seal with a honeycomb land, to reduce the leakage flow in the counter-rotating LP turbine of a contra-rotating open rotor aero-engine.
WŁODZIMIERZ WRÓBLEWSKI, SŁAWOMIR DYKAS, KRZYSZTOF BOCHON, SEBASTIAN RULIK   +3 more
doaj  

Numerical method for modeling of acoustic waves propagation

Archives of Acoustics, 2013
In this paper, numerical results of modeling of acoustic waves propagation are presented. For calculation of the acoustic fluctuations, a solution of the full non-linear Euler equation is used.
Sławomir DYKAS, Włodzimierz WRÓBLEWSKI, Sebastian RULIK, Tadeusz CHMIELNIAK   +3 more
doaj  

NUMERICAL MODELLING OF THERMOACOUSTIC PHENOMENON AS CONTRIBUTION TO THERMOACOUSTIC ENGINE MODEL

TASK Quarterly, 2010
The presented paper shows our first step into the numerical modelling of the thermoacoustic phenomenon. The thermoacoustic effect has a great application potential, for instance, in thermoacoustic engines or thermoacoustic mixture separation.
LESZEK REMIORZ, SŁAWOMIR DYKAS, SEBASTIAN RULIK   +2 more
doaj  

MODELLING OF INFLUENCE OF TURBULENT TRANSITION ON HEAT TRANSFER CONDITIONS

TASK Quarterly, 2008
This article deals with the turbulent transition phenomenon modelling and its influence on heat transfer. The purpose of the analyses was to verify the transition modelling implemented in the ANSYS CFX 11 commercial code for popular test cases (low flow
KRZYSZTOF BOCHON, WŁODZIMIERZ WRÓBLEWSKI, SŁAWOMIR DYKAS   +2 more
doaj  

METHOD OF CHARACTERISTICS FOR DESIGN OF CENTRIFUGAL PUMP GEOMETRY

TASK Quarterly, 2010
The method of characteristics leads to the blade geometry of a centrifugal pump. The method is built taking the advantage of the governing equations of fluid mechanics written in a non-orthogonal coordinates system.
ROMUALD PUZYREWSKI, KAZIMIERZ ŻOCHOWSKI, PAWEŁ FLASZYŃSKI   +2 more
doaj  

Anisotropic Magnetoresistive Sensors: Dynamic Modeling and Characterization for Blade Tip-Timing Measurements. [PDF]

Sensors (Basel)
Busti D, Capponi L, Gaspari A, Fabbiano L, Rossi G.   +4 more
europepmc   +1 more source

Dynamic Modeling and Control Analysis of a PTES System for Grid Support and Multi-Temperature Industrial Heat Delivery. [PDF]

Ind Eng Chem Res
Albay A, Mercangöz M.
europepmc   +1 more source