Results 51 to 60 of about 68,000 (273)

Fracturing with carbon dioxide: Application status and development trend

open access: yesPetroleum Exploration and Development, 2014
Stimulation principles, construction techniques, equipment requirements and technical features of liquid carbon dioxide fracturing were summarized, and the existing problems and development trend of this technology were discussed.
He LIU   +4 more
doaj   +1 more source

Organic syntheses employing supercritical carbon dioxide as a reaction solvent [PDF]

open access: yes, 1991
Chemical reactions are readily carried out using supercritical carbon dioxide as the reaction medium. Supercritical carbon dioxide is of special value as a reaction medium in reactions for synthesizing polypeptides, for sequencing polypeptides, or for ...
Barstow, Leon E.   +2 more
core   +1 more source

Financing Capture Ready Coal-Fired Power Plants in China by Issuing Capture Options [PDF]

open access: yes, 2007
‘Capture Ready’ is a design concept enabling fossil fuel plants to be retrofitted more economically with carbon dioxide capture and storage (CCS) technologies, however financing the cost of capture ready can be problematic, especially in the developing ...
Gibbons, Jon   +3 more
core   +2 more sources

Supercritical carbon dioxide

open access: yes, 2022
An increasing number of eco-friendly nanotechnologies for the conservation of cultural heritage materials are becoming available. These include supercritical carbon dioxide (scCO2), which has proven to be a viable green, non-flammable, and ecological method.
Figueiredo, Catarina   +6 more
openaire   +2 more sources

Discrimination of Lipid Hydroperoxide Positional Isomers Using SFC–MS/MS With Sodium Ion: Its Application to Evaluating the Oxidation Mechanisms of Oxidized Oils

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT Advanced lipid profiling relies on liquid chromatography–tandem mass spectrometry (LC–MS/MS), but long analysis times remain a challenge. Supercritical fluid chromatography (SFC)–MS/MS using supercritical carbon dioxide offers a faster and more environmentally friendly alternative.
Ryosuke Aoki   +6 more
wiley   +1 more source

Mathematical modeling and simulation of gel drying with supercritical carbon dioxide [PDF]

open access: yesJournal of the Serbian Chemical Society, 2005
Mathematical models of alumina/silica gel supercritical drying with carbon dioxide were studied using supercritical drying experimental data. An alumina/silica gel with zinc chloride was synthesized and dried with superciritical carbon dioxide, and its ...
ALEKSANDAR ORLOVIC   +2 more
doaj   +3 more sources

Subcritical Water Hydrolysis of Sugarcane Bagasse and Coconut Husk Assisted by Carbon Dioxide

open access: yesChemical Engineering Transactions, 2014
The objective of this work was to evaluate the effect of operation conditions on sub/supercritical waterhydrolysis (SWH) of sugarcane bagasse and coconut husk adding carbon dioxide (CO2) as acid catalyst.
T. Forster-Carneiro   +4 more
doaj   +1 more source

Research on Closed Cycle Pipe Blowing Technology of 5 MW Supercritical Carbon Dioxide Unit Boiler

open access: yes发电技术, 2023
In order to explore the steam pipe blowing process suitable for new supercritical carbon dioxide boiler, taking a 5 MW supercritical carbon dioxide circulating power generation test unit as the research object, the characteristics of main and auxiliary ...
WANG Lin
doaj   +1 more source

Technobiological Pathways for High‐CO₂ Capture Using Micro‐/Macroalgae: Genetic Engineering, Process Automation, and Value‐Added Bioproducts

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Greenhouse gas (GHG) emissions have emerged as one of the most critical drivers of climate change; this is primarily due to high concentrations and long atmospheric life of carbon dioxide (CO2). For a significant amount of time, various biological processes such as microalgal cultivation, cyanobacterial systems, photosynthetic microorganisms ...
Sadhana Semwal, Harish Chandra Joshi
wiley   +1 more source

Study on Void Reactivity of Supercritical Carbon Dioxide Cooled Reactor

open access: yesYuanzineng kexue jishu, 2023
Due to the weak moderating capability of carbon dioxide itself, supercritical carbon dioxide cooled reactor typically has a hard energy spectrum and is susceptible to safety issues introduced by positive reactivity feedback in the event of LOCA (loss of ...
LIU Minyun;CUI Rongyi;ZHAO Xingyu;HAN Wenbin;HUANG Shanfang;HUANG Yanping
doaj  

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