Results 21 to 30 of about 3,283,665 (289)

Effect of Repeated Austenitisation and Cooling on the Microstructure, Hardness and Tensile Behaviour of 0.16 wt % Carbon Steel [PDF]

open access: yesArchives of Metallurgy and Materials, 2018
Repeated austenitisation and furnace cooling of homogenised 0.16 wt. % carbon steels result in ferrite grain sizes between 27 μm and 24 μm. Similarly, repeated austenitisation and normal-air cooling produces ferrite grain sizes between 17 μm and 12 μm ...
A.R. Subhani, D.K. Mondal
doaj   +1 more source

Enhancing thermal performance in a magnetized square cavity: Novel insights from mixed convection of Ag-MgO nanofluid around a rotating cylinder

open access: yesInternational Journal of Thermofluids
This numerical investigation considers the mixed convection of a magnetically influenced hybrid nanofluid in a two-dimensional square cavity containing a centrally positioned rotating circle cylinder with a radius of R = 0.12.
Falah A. Abood   +4 more
doaj   +1 more source

A new method for evaluating and calculating the potential of indirect evaporative free cooling in data center

open access: yesXi'an Gongcheng Daxue xuebao, 2022
In order to obtain the evaluation and calculation method of indirect evaporative free cooling potential in data center, a new method for evaluating the annual indirect evaporative free cooling potential of data center was proposed based on the division ...
CHU Junjie   +3 more
doaj   +1 more source

Technical and economic analysis of retrofitting concentrated solar collector to generate the thermal energy required for the crude oil products distillation process

open access: yesMağallaẗ Al-kūfaẗ Al-handasiyyaẗ
Recently, most oil companies are working to reduce the cost and carbon emissions accompanied crude oil distillation process by developing suitable sustainable technologies.
Saif W. Mohammed Ali   +2 more
doaj   +1 more source

INCREASING THE EFFICIENCY OF GTU INTAKE AIR COOLING TAKING INTO ACCOUNT THE CLIMATIC PECULIARITIES OF PERFORMANCE

open access: yesАвіаційно-космічна техніка та технологія, 2017
Cooling the air at the inlet of gas turbine units by utilizing the exhaust gas waste heat in the combined absorption-ejector chiller with absorption lithium-bromide chiller as a gas turbine unit and refrigerant ejector chiller as a low temperature ...
Андрей Николаевич Радченко
doaj   +1 more source

Vertical forced air pre-cooling of orange fruits on bin: Effect of fruit size, air direction, and air velocity

open access: yesJournal of the Saudi Society of Agricultural Sciences, 2020
Orange is an important commercial crop, which is being exported from Egypt. Citrus packhouses in Egypt receive, ship excessive quantity to overseas during glut. Since most of the facilities have limited refrigeration capacity to deal with this situation,
A.M. Elansari, Yehia S. Mostafa
doaj   +1 more source

A novel quinazolinone insulin receptor inhibitor and its synergy with an EGFR inhibitor in glucose‐driven glioblastoma

open access: yesMolecular Oncology, EarlyView.
The novel styrylquinazolinone‐based molecule W1B effectively suppresses glioblastoma by inhibiting IGF1R and EGFR. In high‐glucose microenvironments driving tumor resistance, W1B acts synergistically with the EGFR inhibitor dacomitinib. This combination safely blocks compensatory survival signaling in zebrafish xenograft models. Showcasing promising in
Patryk Rurka   +9 more
wiley   +1 more source

Geothermal- And Solar Assisted Air Conditioning System [PDF]

open access: yes, 2012
A research project of the Hamburg University of Technology realizes an open cycle desiccant assisted air conditioning system based on renewable heat sources e.g. solar thermal and heat sinks e.g. shallow geothermal energy.
Wrobel, Jan, Schmitz, Gerhard
core   +1 more source

Study on Humid Air Turbine Cooling Technique

open access: yes发电技术, 2021
In order to study the influence of humid air on the cooling performance of turbine blade and build the cooling performance prediction model of humid air turbine, the experimental platform of normal pressure turbine blade cooling was established, and the ...
Hua ZHU, Biao YAN, Yusong LIU, Liang LI
doaj   +1 more source

CEACAM1 participation in breast cancer progression

open access: yesMolecular Oncology, EarlyView.
In invasive breast cancer (BC), CEACAM1 shifts from an apical to a uniform membranous/cytoplasmic pattern, or is lost, as tumors dedifferentiate, inversely tracking the Ki‐67 proliferative index. In MCF‐7 cells, only CEACAM1‐4L suppresses proliferation, repressing cell cycle and growth factor genes.
Mykola Lyndin   +3 more
wiley   +1 more source

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