Results 31 to 40 of about 70,616 (210)

Analysis of partial heating supercritical CO2 cycles bottoming small-power gas turbine units

open access: yesEnergy Conversion and Management: X, 2023
Supercritical CO2 power systems are investigated as bottoming cycles of combustion turbines, limiting the power output of the topping cycle to the range of 5–10 MW.
Antonio Giuffrida, Elham Akramieh
doaj   +1 more source

Research on heat transfer characteristics of serpentine tube [PDF]

open access: yesJournal of Hebei University of Science and Technology, 2023
In order to reduce energy consumption and improve the efficiency of CO2 heat pumps, a numerical simulation method was used to study the heat transfer characteristics of supercritical CO2 in serpentine tube air cooler based on Fluent software.
Haiting CUI, Chao WANG, Chen WANG
doaj   +1 more source

Influence of pretreatments for extraction of lipids from yeast by using supercritical carbon dioxide and ethanol as cosolvent [PDF]

open access: yes, 2011
Saccharomyces cerevisiae is one of the most studied and industrially exploited yeast. It is a non-oleaginous yeast whose lipids are mainly phospholipids.
Camy, Séverine   +3 more
core   +2 more sources

Numerical study of non-uniform cooling heat transfer characteristics of supercritical CO2 in horizontal air-cooled finned tube

open access: yesCase Studies in Thermal Engineering, 2022
This study numerically investigated the heat transfer characteristics of the supercritical CO2 under the non-uniform cooling condition. The non-uniformity of heat flux distribution on a typical air-cooled exchanger is estimated at first and the heat ...
Jinxiao Zhou   +5 more
doaj   +1 more source

Process analysis of pressurized oxy-coal power cycle for carbon capture application integrated with liquid air power generation and binary cycle engines [PDF]

open access: yes, 2015
In this paper, the thermodynamic advantage of integrating liquid air power generation (LAPG) process and binary cycle waste heat recovery technology to a standalone pressurized oxy-coal combustion supercritical steam power generation cycle is ...
Aneke, Mathew, Wang, Meihong
core   +1 more source

Color gamut extension of polyester-based materials in supercritical CO2 and its application

open access: yesJournal of CO2 Utilization
In light of the global emphasis on sustainable development, the utilization of environmentally friendly supercritical CO2 dyeing technology represents a significant avenue for the textile industry to align itself with this trend. Nevertheless, the use of
Tianhua Li   +6 more
doaj   +1 more source

Study on Supercritical CO2 Cycle Coal-fired Power Generation System for Low Temperature Scenario

open access: yes发电技术, 2022
Supercritical CO2 cycle can be used in the low temperature scenario to reduce the end temperature of the cycle and increase the cycle pressure ratio, which can well match with the coal-fired boiler to form a high-efficiency coal-fired power plant ...
ZHENG Kaiyun
doaj   +1 more source

Electrodeposition from supercritical fluids

open access: yes, 2014
Recent studies have shown that it is possible to electrodeposit a range of materials, such as Cu, Ag and Ge, from various supercritical fluids, including hydrofluorocarbons and mixtures of CO2 with suitable co-solvents. In this perspective we discuss the
Bartlett, P.   +8 more
core   +1 more source

Optimised production and extraction of astaxanthin from the yeast Xanthophyllomyces dendrorhous [PDF]

open access: yes, 2020
Currently, astaxanthin demand is fulfilled by chemical synthesis using petroleum-based feedstocks. As such, alternative pathways of natural astaxanthin production attracts much research interest.
Charalampopoulos, Dimitris   +3 more
core   +1 more source

Prediction and modeling of tie-dye polyester fabric's texture and color feature in supercritical carbon dioxide

open access: yesJournal of CO2 Utilization
To mitigate the water-intensive challenges of tie-dye clothing production and address the absence of objective evaluation for finished products, we have explored the correlation between tie-dye techniques in supercritical carbon dioxide (SC-CO2) and ...
Tieming Fan, Kangsong Liu, Huanda Zheng
doaj   +1 more source

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