Results 51 to 60 of about 480,813 (179)

Experimental and simulation study on the effect of geometrical and flow parameters for combined-hole film cooling [PDF]

open access: yes, 2016
Film cooling method was applied to the turbine blades to provide thermal protection from high turbine inlet temperatures in modern gas turbines. Recent literature discovers that combining two cylindrical holes of film cooling is one of the ways to ...
Hassan, Haswira
core  

System-level key performance indicators for building performance evaluation [PDF]

open access: yes, 2020
Quantifying building energy performance through the development and use of key performance indicators (KPIs) is an essential step in achieving energy saving goals in both new and existing buildings. Current methods used to evaluate improvements, however,
Hong, T, Lee, SH, Li, H, Sofos, M
core  

Film Cooling Optimization Using Numerical Computation of the Compressible Viscous Flow Equations and Simplex Algorithm

open access: yesInternational Journal of Aerospace Engineering, 2013
Film cooling is vital to gas turbine blades to protect them from high temperatures and hence high thermal stresses. In the current work, optimization of film cooling parameters on a flat plate is investigated numerically.
Ahmed M. Elsayed   +2 more
doaj   +1 more source

A simplified theoretical calculation model for temperature and overall cooling effectiveness of double-wall structure

open access: yesCase Studies in Thermal Engineering
Double-wall structures show high effectiveness in cooling of turbine vanes and blades. Accurate prediction of the overall cooling effectiveness is important for the design of double-wall structures.
Shishu Wang   +3 more
doaj   +1 more source

Efficacy of different antifouling treatments for seawater cooling systems [PDF]

open access: yes, 2010
In an industrial seawater cooling system, the effects of three different antifouling treatments, viz. sodium hypochlorite (NaClO), aliphatic amines (Mexel1432) and UV radiation, on the characteristics of the fouling formed were evaluated.
APHA, AWWA, WPCF   +11 more
core   +2 more sources

Effectiveness of CFD simulation for the performance prediction of phase change building boards in the thermal environment control of indoor spaces [PDF]

open access: yes, 2013
This is the post-print version of the Article. The official published version can be accessed from the link below - Copyright @ 2013 ElsevierThis paper reports on a validation study of CFD models used to predict the effect of PCM clay boards on the ...
Alauzet   +30 more
core   +1 more source

An Overall Correlation of Film Cooling Effectiveness From One Row of Holes [PDF]

open access: yesVolume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, 1997
Film cooling effectiveness of a single row of cylindrical holes on a flat plate was analyzed. It was found, that the flow can be divided into two typical regimes along the downstream distance. Near the ejection location a complex flow domain of cooling film formation with strong 3-D character was recognized.
Baldauf, Stefan   +3 more
openaire   +1 more source

Design of high gradient, high repetition rate damped C-band rf structures [PDF]

open access: yes, 2017
The gamma beam system of the European Extreme Light Infrastructure–Nuclear Physics project foresees the use of a multibunch train colliding with a high intensity recirculated laser pulse. The linac energy booster is composed of 12 traveling wave C-band
Alesini, David   +13 more
core   +2 more sources

Experimental and Simulation Study on the Performance of Counter Flow Closed Cooling Tower Systems

open access: yesInternational Journal of Technology, 2015
Cooling towers are required in building HVAC systems that use water as the cooling condenser fluid. Cooling towers used in this study are of the forced draft, counter flow, indirect/closed evaporative type.
Budihardjo   +2 more
doaj   +1 more source

Performance Recovery of Natural Draft Dry Cooling Systems by Combined Air Leading Strategies

open access: yesEnergies, 2017
The cooling efficiency of natural draft dry cooling system (NDDCS) are vulnerable to ambient winds, so the implementation of measures against the wind effects is of great importance.
Weijia Wang   +4 more
doaj   +1 more source

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