Results 11 to 20 of about 181,568 (280)

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

Sustainable Hydrogen from Bio-Oil - Catalytic Steam Reforming of Acetic Acid as a Model Oxygenate [PDF]

open access: yes, 2004
Studies were conducted with acetic acid (HAc) as model oxygenate for the design of active and stable catalysts for steam reforming of bio-oil. Pt/ZrO2 catalysts were prepared by wet impregnation technique.
Aika, Ken-ichi   +3 more
core   +16 more sources

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

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

Multi-Parameter Optimization for the Wet Steam Accumulator of a Steam-Powered Catapult

open access: yesEnergies, 2019
Selecting the optimal parameters for wet steam accumulator of steam-powered catapult is an important task, due to launching safety. There is no literature on the topic of the parameters optimization for wet steam accumulator of steam-powered catapult ...
Qidan Zhu   +4 more
doaj   +1 more source

Experimental Evaluation of the Wet Steam Flow Electrification Effect on Its Dielectric Properties

open access: yesJournal of Mechanical Engineering, 2022
It has been established that in order to study thermo- and electrophysical phenomena in wet steam turbines, studies of the wet steam flow volume charge effect on its dielectric and thermophysical properties have recently been carried out at A.
Andrii V. Nechaiev   +2 more
doaj   +1 more source

Influence of steam wetness on steam flow rate measurement using ultrasonic flow meter

open access: yesNihon Kikai Gakkai ronbunshu, 2017
In industrial fields, as the steam is commonly utilized for heat supply, drying process and so on, it is important to be aware of the steam flow rate in the view point of energy management.
Ryo MORITA   +5 more
doaj   +1 more source

Flow rate measurement of wet steam flow by clamp-on ultrasonic flow meter

open access: yesNihon Kikai Gakkai ronbunshu, 2020
Steam is widely used as a medium for thermal energy transport in industry, such as in heat supply and drying processes. It is therefore important to evaluate precisely the steam flow rate at the demand end from the viewpoint of energy management.
Yuta UCHIYAMA   +3 more
doaj   +1 more source

Research on dehumidification optimization of steam turbine wet steam stage hollow stator cascade heating

open access: yesCase Studies in Thermal Engineering, 2023
The secondary water droplets in the steam turbine wet steam stage are easy to cause water erosion damage to the rotor cascade, and there is a large speed slip between the main steam flow and the secondary water droplets, which will seriously affect the ...
Xu Han   +6 more
doaj   +1 more source

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