Results 61 to 70 of about 615,959 (286)

Use of Cooling Thermal Storage as a Heat Sink for Steam Power Plant

open access: yesJournal of Thermal Science and Technology, 2008
In the present paper, a system is proposed for improving the performance of steam power plant with air-cooled condenser during peak loads. In this system, the power plant comprises two steam turbines, and the air-cooled condenser is replaced by two ...
Ahmed Sabry HEGAZY
doaj   +1 more source

Nanoscale Buried Interface Control in Silicone Hydrogels Enables a Biointerface Engineering Platform

open access: yesAdvanced Science, EarlyView.
A hydrophilic coating with controllable nanoscale thickness is applied to commercial silicone hydrogel contact lenses. By combining comprehensive multi‐modal three‐dimensional characterization with an advanced algorithm, the thickness and chemical information of these multilayered structures are resolved.
Po‐Hsiang Chen   +5 more
wiley   +1 more source

Effect of Wet Steam on Aerodynamic Performance of Low-Pressure Exhaust Passage with Last Stage Blade

open access: yesJournal of Applied Fluid Mechanics, 2019
The condensation of wet steam has important effects on the behavior of the flow field. To evaluate the aerodynamic performance of exhaust passage influenced by wet steam phase change condensation, a numerical investigation was conducted.
A. Q. Lin   +4 more
doaj  

Numerical Study on the Influence of Surface Tension Correction Coefficient on Non-Equilibrium Condensation Flow of Wet Steam in the Last Stage of Steam Turbine

open access: yesEnergies
Aiming at the sensitivity of the droplet nucleation rate in the wet steam non-equilibrium condensation flow model to the value of the surface tension correction coefficient (NBTF), and to avoid the subjectivity and uncertainty in its selection, this ...
Eryun Chen, Huichao Xu, Ailing Yang
doaj   +1 more source

Effect of In-Situ Curing on Compressive Strength of Reactive Powder Concrete

open access: yesMATEC Web of Conferences, 2016
A development of Reactive Powder Concrete (RPC) currently is the use of quartz powder as a stabilizing agent with the content to cement ratio of 30% and steam curing method in an autoclave temperature of 250ºC which produced a high compressive strength ...
Bali Ika, Kushartomo Widodo, Jonathan
doaj   +1 more source

Wet steam flowmeter correction factors

open access: yesFlow Measurement and Instrumentation, 1991
Abstract This technical note is concerned with the different ways of correcting the mass flow output from steam flowmeters to allow for the moisture content in the steam. Depending upon which method of correction is used, the difference in the indicated output is as much as 6% of reading at a dryness fraction of 90%.
Ieuan Owen, I. B. Hussein
openaire   +2 more sources

Paper 24: The Development of a Controlled Wet-Steam Generator

open access: yes, 1963
This paper describes what is believed to be the first attempt to make a wet-steam ‘wind’ tunnel. Saturated water is sprayed from a small high-speed rotating disc so that the globules are entrained by a stream of saturated steam at the same temperature ...
J. B. Fallon, D. J. Ryley
core   +1 more source

Agronomic and Nutritional Perspectives on Vegetable Crops in Africa

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
Vegetable production plays a key role in food security, nutrition, and livelihoods across Africa. Moreover, African indigenous vegetables emerge as underutilized yet highly valuable crops, rich in macro‐ and micronutrients, as well as bioactive compounds with an array of health benefits.
Đorđe Vojnović   +4 more
wiley   +1 more source

Machine learning–driven design of catalytic processes for sulfur dioxide oxidation: Lessons from the trenches

open access: yesAIChE Journal, EarlyView.
Abstract Despite the growing use of ML in chemical engineering, the catalytic conversion of sulfur dioxide (SO2) to sulfur trioxide (SO3) remains underexplored from a data‐driven modeling perspective. This study evaluates an integrated workflow for literature‐derived SO2 oxidation data, combining data curation, preprocessing assessment, machine ...
Farough Agin   +2 more
wiley   +1 more source

Pressurized Steam Torrefaction of Wet Agro-industrial Residues

open access: yesChemical Engineering Transactions, 2018
This paper aims at demonstrating the viability of pressurized steam torrefaction (PST) as an effective pre- treatment of wet agro-industrial residues for a flexible generation of biochar, along with secondary liquid products as “green” feedstocks of ...
P. Brachi   +4 more
doaj   +1 more source

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