Results 1 to 10 of about 11,785 (263)

Wet steam wetness measurement in a 10 MW steam turbine [PDF]

open access: yesEPJ Web of Conferences, 2014
The aim of this paper is to introduce a new design of the extinction probes developed for wet steam wetness measurement in steam turbines. This new generation of small sized extinction probes was developed at CTU in Prague. A data processing technique is
Kolovratník Michal, Bartoš Ondřej
doaj   +2 more sources

Steam reheater with helical tube bundle for wet steam turbine [PDF]

open access: yesE3S Web of Conferences, 2020
Since steam heat exchangers, used at steam cycle of Russian nuclear power stations, were designed while the knowledge about the separation and the heat exchange processes was limited, deviations between its empirical and theoretical characteristics occur.
Egorov Mikle   +5 more
doaj   +2 more sources

Experimental investigation of the steam wetness in a 1000 MW steam turbine [PDF]

open access: yesEPJ Web of Conferences, 2016
The aim of this paper is to introduce the experimental data of the wetness distribution obtained in the year 2015 in front of and behind the last stage of the 1000MW steam turbine in the power plant Temelín.
Kolovratník Michal, Bartoš Ondřej
doaj   +2 more sources

Parametric design and multiple objective intelligent optimization of marine nuclear turbine aerothermodynamics under variable conditions [PDF]

open access: yesScientific Reports
Our goal is to improve the aerothermodynamics performance of the marine nuclear-powered turbine and control the exhaust humidity of the blade grid, thereby improving the operating efficiency and power of the turbine and ensuring safety.
Lei Zhang   +3 more
doaj   +2 more sources

Computational Study of Wet Steam Flow to Optimize Steam Ejector Efficiency for Potential Fire Suppression Application

open access: yesApplied Sciences, 2019
The steam ejector is a core component of an ejector-based refrigeration system. Additionally, steam ejectors can also be potentially applied for a fire suppression system by using pressurized steam droplets to rapidly quench and extinguish the fire.
Ao Li   +8 more
doaj   +3 more sources

Numerical Investigation on the Effect of Wet Steam and Ideal Gas Models for Steam Ejector Driven by Ship Waste Heat

open access: yesApplied Sciences, 2023
Steam ejectors could improve the energy efficiency of ships by efficiently utilizing low-grade waste heat from ships for seawater desalination or cooling.
Nan He   +5 more
doaj   +1 more source

New Supersonic Nozzle Test Rig Used to Generate Condensing Flow Test Data According to Barschdorff

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2023
Considerable progress has been achieved in recent decades in understanding the phenomena related to the onset of condensation in steam flows, both experimentally and especially numerically.
Manuel Ernesto Maqueo Martínez   +3 more
doaj   +1 more source

Influence of different curing conditions on water absorption of cement-based materials under dry and wet cycles

open access: yesMaterials Research Express, 2022
As the main structural material of a subway, the precast concrete segment is produced under the steam-curing condition, and frequently experienced dry–wet cycles environment.
Wang Xuebing, Guo Shengbo
doaj   +1 more source

Numerical Analysis of Steam Ejector Performance with Non-Equilibrium Condensation for Refrigeration Applications

open access: yesBuildings, 2023
In recent years, there has been great interest in developing cooling systems with humidity- and temperature-independent control capabilities that can operate efficiently at varying temperatures.
Yu Lei   +5 more
doaj   +1 more source

Wet steam measurement techniques [PDF]

open access: yesReviews in Chemical Engineering, 2018
Abstract In recent years a greater need for power station efficiency has become evident; improving turbine blade efficiency is one of the methods proposed. This efficiency depends upon the wetness of the steam that comes into contact with the blades of the low-pressure turbine stage in general and all turbines in nuclear power generation.
Walker, David   +3 more
openaire   +1 more source

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