Results 81 to 90 of about 14,779 (292)

On the performance of a cascade of turbine rotor tip section blading in wet steam Part 1: generation of wet steam of prescribed droplet sizes [PDF]

open access: yes, 2020
: During the course of expansion in turbines steam nucleates to become a two-phase mixture consisting of a very large number of extremely small droplets carried by the vapour.

core  

Sustainable Palm Oil Extraction and Trends in the Use of Green Technologies: State‐of‐the‐Art and Future Directions

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT Palm oil, which is extracted from the mesocarp of the fruit of the Elaeis guineensis Jacq. palm tree, is the most widely produced vegetable oil in the world. The extraction of this substance typically utilizes the conventional pressing method, a technique that is advantageous due to its low operating cost and simplified process.
Constantino Lucas Queta   +2 more
wiley   +1 more source

Literature review of physical and chemical pretreatment processes for lignocellulosic biomass

open access: yes, 2010
Different pretreatment technologies published in public literature are described in terms of the mechanisms involved, advantages and disadvantages, and economic assessment.
Huijgen, W.   +3 more
core  

Degradation Mechanisms, Encapsulation‐Based Stabilization, and Analytical Detection of Vitamin A

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT Vitamin A is an important lipid‐soluble micronutrient essential for vision, immune function, and overall growth and development. However, vitamin A is unstable and susceptible to environmental factors because of its conjugated structure and inherent chemical reactivity.
Latheesha Abeywardana   +5 more
wiley   +1 more source

Advancements in CO2 Capture Technologies: A Review of Amine Absorption and Alternative Methods for Post‐Combustion Integration

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Carbon capture technologies are poised to become one of the primary focuses regarding the achievement of net‐zero emissions by the year 2050. In these technologies, particular attention is given to post‐combustion CO2 capture, which is more easily implemented at existing power stations and other industries.
Satyajit Mukherjee   +3 more
wiley   +1 more source

Dielectric properties of wet steam based on a double relaxation time model

open access: yes, 2019
The last stages of most steam turbines operate in wet steam, resulting in water erosion of the rotor blades and the reduction of turbine efficiency. Accurate measurement of steam wetness is the key to ensure an efficient and stable operation of steam ...
Qingfeng Gu   +3 more
core   +1 more source

Advanced Separation Technologies for Light Olefin and Alkane (C2‐C4): Recent Advances in Extraction, Adsorption, and Membrane Separation

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT With the rapid development of the petrochemical industry, efficient separation technology for olefins and alkanes with the same number of carbon atoms has become an important research topic to enhance the efficiency of petroleum resource utilization and optimize product quality.
Shasha Zhao, Kang Zhao, Zhen Liu
wiley   +1 more source

Combined effect of increasing the post‐reformer temperature and adding red mud as a secondary catalyst in the thermocatalytic reforming of digestate

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract This work studies the combined effect of increasing the post‐reformer temperature and introducing red mud as a support catalyst in the thermocatalytic reforming (TCR®) of digestate. The TCR® method, developed by the Fraunhofer Institute for Environmental, Safety and Energy Technology UMSICHT (abbreviated as Fraunhofer UMSICHT), is an extension
Hillary Onyishi   +4 more
wiley   +1 more source

Wet steam generation procedure influence on thermodynamic and aerodynamic processes in wet steam zone for experimental researches

open access: yes, 2011
Рассмотрено, каким образом способ получения влажного пара влияет на результаты исследований расширяющегося в двухфазной области парового потока. Показано, что увлажнение пара за счет впрыска воды создает предпосылки для некорректных выводов.Розглянуто ...
Скляров, В.П.
core   +1 more source

Potential contribution of biomass gasification‐based technology in energy transition: a technical review coupled with bibliometric studies

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Biomass gasification technology has been extensively researched around the world; however, there is a need to evaluate the current research landscape and evolutionary direction of research in the broader context of energy transition. A systematic bibliometric analysis of the Web of Science database was performed for articles that fall within ...
Olasunkanmi Opeoluwa Adeoye   +5 more
wiley   +1 more source

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