Results 81 to 90 of about 1,543,218 (303)

Thermal Calculations for Co‐Firing of Hydrogen/Ammonia and Coal in 660‐MW Coal‐Fired Boilers

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT To achieve a clean energy transition under the dual carbon goals, blending hydrogen/ammonia into pulverized coal boilers represents a key technological pathway. Different hydrogen/ammonia co‐firing ratios (5%–50%) are investigated for their impact on the thermodynamic characteristics of 660‐MW supercritical boiler at 100% and 20% boiler ...
Yaodong Da   +7 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

Application of the random finite element method to assess traditional techniques used to analyse free-field ground response and liquefaction triggering

open access: yesFrontiers in Built Environment
Traditional one-dimensional (1D) techniques for analysing free-field ground response and liquefaction triggering rely on the assumption of ideal, homogeneous soil deposits, which are hardly ever encountered.
J. León González Acosta   +4 more
doaj   +1 more source

The effect of preloading on the liquefaction cyclic strength of mixtures of sand and silt

open access: yes, 2015
International audienceThe paper studies the effect of preloading on the liquefaction cyclic strength of silty sands in the free field condition. This effect first is investigated by cyclic shear tests where horizontal shear stress oscillated about a zero
A. Stamatopoulos, Constantine   +2 more
core   +1 more source

Design and Optimization of a Double‐Column Vapor Recompression Heat Pump Distillation Process via NSGA‐II for Separating Ternary Wide‐Boiling Mixtures

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study proposes a novel double‐column vapor recompression heat pump (DCVRHP) distillation process for separating ternary wide‐boiling‐range mixtures under two different vapor conditions: n‐hexane/n‐heptane/n‐octane using low pressure steam and n‐hexanol/n‐octanol/n‐decanol using high pressure steam.
Zeyang Li   +4 more
wiley   +1 more source

Hollow cylindrical torsional shear test simulating stress history of sand compaction pile work history

open access: yesSoils and Foundations
The Sand Compaction Pile (SCP) method is a widely utilized ground improvement technology that enhances the density of the ground by constructing sand piles through penetration and repeated withdrawal/re-driving of a casing pipe.
Hiroshi Yabe, Junichi Koseki
doaj   +1 more source

Conversatorio Remedios Zafra, Marta Labad y María Ruido=Conversation Remedios Zafra, Marta Labad and María Ruido

open access: yes, 2022
Conversatorio Remedios Zafra, Marta Labad y María Ruido.http://re-visiones.net/audio/entrevista-Remedios-Zafra ...
Zafra, Remedios   +4 more
core  

Tuning the Magnetic Phase Transitions in TbMn2‐xTixSi2 (x = 0–0.3)

open access: yesAdvanced Physics Research, EarlyView.
ABSTRACT Magnetocaloric materials receive considerable attention as promising candidates for next‐generation energy‐efficient and environmentally benign solid‐state refrigeration technologies. These materials exhibit the magnetocaloric effect (MCE), whereby heat is absorbed or released upon the application or removal of a magnetic field. In this study,
E. M. H. Arif   +5 more
wiley   +1 more source

A thorough review of the 5 May 1990 Potenza (Southern Italy) earthquake: constraints from macroseismology and insights from hydrology [PDF]

open access: yesNatural Hazards and Earth System Sciences
The Potenza earthquake of 5 May 1990 (Mw 5.77) was a significant event for southern Italy, despite its moderate magnitude and limited damage. Previous macroseismic studies of this earthquake contained inconsistent and often exaggerated macroseismic ...
A. Antonucci   +3 more
doaj   +1 more source

Do you believe in what exists?

open access: yes, 2020
Avoiding epistemological extractivism, this essay tries to imagine a context that does not exoticize magical thinking or contemplate it exclusively within an ethnographic niche, seeking a Western animistic tradition.
Rodríguez-Ponga Linares, Claudia
core  

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