Results 51 to 60 of about 9,657,274 (288)

Machine learning driven many‐objective moving horizon scheduling optimization

open access: yesAIChE Journal, EarlyView.
Abstract Industrial electrification can decarbonize chemical manufacturing, but it exposes operations to volatile electricity prices and carbon intensities. This work develops a machine learning‐enhanced many‐objective moving horizon scheduling framework that predicts objective correlation groupings from 48‐hour price and emission‐intensity profiles ...
Hongxuan Wang, Andrew Allman
wiley   +1 more source

A study on increase of vapor in PWR steam generator (Improvement of heat transfer coefficient by fin and twisted tape introduction)

open access: yesNihon Kikai Gakkai ronbunshu, 2016
Increasing the electric power of nuclear power plant is important for the economy and the environment. Pressurized water reactor (PWR) exchanges the heat of primary system with secondary system in the steam generator (SG) to generate vapor. In this study,
Kenta FUJI, Shinichi MOROOKA
doaj   +1 more source

High Accuracy Volume Flow Rate Measurement Using Vortex Counting [PDF]

open access: yes, 2013
A prototype device for measuring the volumetric flow-rate by counting vortices has been designed and realized. It consists of a square-section pipe in which are placed a two-dimensional bluff body and a strain gauge force sensor.
RAVELET, Florent   +3 more
core   +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

Identifikasi Pola Aliran Dua Fasa Uap-Kondensat Berdasarkan Pengukuran Beda Tekanan pada Pipa Horisontal

open access: yesSemesta Teknika, 2016
An experiment of two-phase flow patterns of steam-condensate based on differential pressure measurement in horizontal tube was conducted by varying the flow rate of the steam.
Sukamta Sukamta   +3 more
doaj  

Lumped modeling of bubbling fluidized beds for high‐temperature processes

open access: yesAIChE Journal, EarlyView.
Abstract Bubbling fluidized beds (BFBs) have been a source of study for multiple decades. Among other applications, they can be used as scalable reactors for the conversion of biomass and waste resources to fuels. Several experimental and computational studies have been devoted to correlating the interplay of hydrodynamics and heat and mass transfer in
Ravi Ramesh   +3 more
wiley   +1 more source

Silk Fibroin for Cardiovascular Medical Devices: Review of Material Properties, Applications, and Clinical Potential

open access: yesAdvanced NanoBiomed Research, EarlyView.
Silk fibroin is an attractive natural biomaterial that can be engineered into diverse cardiovascular constructs, including vascular grafts, cardiac patches, heart valves, and stent coatings. Its tunable biological and mechanical properties have driven substantial preclinical progress; however, widespread clinical translation in cardiovascular ...
Mahsa Haghighattalab   +8 more
wiley   +1 more source

A Novel Model for U-Tube Steam Generators for Pressurized Water Reactors

open access: yesEnergies
A novel model was proposed for U-Tube Steam Generators in Pressurized Water Reactors to be utilized in dynamics and control studies. The steam generator was divided into 14 nodes and investigated by applying mass and energy conservation equations in ...
Huseyin Emre Sahin, Harun Kemal Ozturk
doaj   +1 more source

Development of steamflow meter to be attached to the outside of a tube using a circumferential heater

open access: yesNihon Kikai Gakkai ronbunshu, 2017
Recently, necessity of energy saving is more increasing in the industrial field with relation to energy cost increase. Measurement of steam flow rate is indispensable for a performance diagnosis and an energy solution in facilities such as factories and ...
Shuichi UMEZAWA, Katsuhiko SUGITA
doaj   +1 more source

Pressure Drop Analysis of Steam Generation Parabolic Trough Plants [PDF]

open access: yes, 2009
Direct steam generation (DSG) in parabolic trough plants has the potential to be more cost-effective than oil based systems. The produced steam can directly be used for process heat applications.
Hirsch, Tobias, Schenk, Heiko
core  

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