Results 81 to 90 of about 70,616 (210)

Optimizing the process of supercritical extraction of lemon balm (Melissa Officinalis L.) [PDF]

open access: yes, 2010
This work investigates the process of extraction of lemon balm (Melissa officinalis L.) by treatment with carbon dioxide at supercritical conditions. The process kinetics is studied at different operational conditions, and the influence of some important
Angelov, George   +3 more
core   +1 more source

Dynamic venting simulation of valve chambers at both ends of supercritical CO2 pipelines with topographic relief

open access: yesYou-qi chuyun
bjective Carbon capture, utilization and storage (CCUS) is essential for achieving carbon neutrality, in which the safety and efficiency of CO2 transmission plays a vital role.
Bing YAN   +7 more
doaj   +1 more source

Research progress and prospects of CO2 enhanced shale gas recovery and geologic sequestration

open access: yesE3S Web of Conferences, 2018
CO2 injection to strengthen shale gas development is a new technology to improve shale gas recovery and realize geologic sequestration. Many scholars have studied these aspects of this technology: mechanism of CO2 displacement CH4, CO2 and CH4 adsorption
Chen Rong, Zhang GuoHui, Yi ChengGao
doaj   +1 more source

Flexible operation of supercritical power plant via integration of thermal energy storage [PDF]

open access: yes, 2018
© 2018 The Author(s).This chapter presents the recent research on various strategies for power plant flexible operations to meet the requirements of load balance.
Li, Decai, Wang, Jihong, Zhang, Wenbin
core   +4 more sources

Molecular insight into the competitive adsorption mechanism of supercritical CO2/Crude oil in shale composite model

open access: yesPetroleum
With the continuous growth of global energy demand, shale oil, as an important unconventional oil and gas resource, is increasingly highlighting its strategic position.
Yuanxiu Sun   +5 more
doaj   +1 more source

Impregnation of non-steroidal anti-inflammatory drugs (ibuprofen and ketoprofen) onto mesoporous silica SBA-15 using supercritical CO2

open access: yesJournal of CO2 Utilization
Ibuprofen and ketoprofen were impregnated onto SBA-15 type mesoporous silica using the supercritical fluid deposition (SCFD) method with supercritical carbon dioxide (CO2) as the solvent at temperatures ranging from 313 K to 343 K and a pressure of 15 ...
Kairi Yamamoto, Ikuo Ushiki
doaj   +1 more source

Experimental study on the influence of venting on temperature and pressure changes in impurity-containing supercritical CO2 pipeline

open access: yesYou-qi chuyun
Objective Impurities are inevitably present in CO2 transmitted through pipelines, and these substances have significant impacts on the venting process of supercritical CO2 pipelines, including temperature reductions, pressure drops, and phase changes of ...
Qihui HU   +5 more
doaj   +1 more source

Mathematical Modeling Analysis for Investigating the Future Expansion of the Electric Power System in Indonesia [PDF]

open access: yes, 2013
Tulisan berikut berisikan ringkasan disertasi doktoral yang berjudul Mathematical Modeling Analyses for Investigating the Future Expansion of the Electric Power System in Indonesia.
Sambodo, M. T. (Maxensius)
core  

Comparative of Physico-Chemical Properties of Wheat Germ Oil Extracted with Cold Press and Supercritical CO2 Extraction [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2019
In this study, moisture content, free fatty acids, peroxide, iodine value, unsaponifiable matter, saponification value, fatty acid composition and tocopherol contents of wheat germ oil obtained by SC-CO2 extraction and cold press technology were ...
Mehmet Musa Özcan, Derya Ören
doaj  

Microcellular Foaming of Polymethylmethacrylate in a Batch Supercritical CO2 Process: Effect of Microstructure on Compression Behavior [PDF]

open access: yes, 2014
Microcellular foaming of reinforced core/ shell Polymethylmethacrylate (PMMA) was carried out bymeans of supercritical CO2 in a single-step process. Samples were produced using a technique based on the saturation of the polymer under high pressure of CO2(
DUMON, Michel   +2 more
core   +1 more source

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