Results 21 to 30 of about 18,635 (230)

High power ultrasound combined with supercritical carbon dioxide for the drying and microbial inactivation of coriander [PDF]

open access: yes, 2018
This work explores the use of supercritical carbon dioxide (scCO2) drying in combination with High Power Ultrasound (HPU) to enhance both the dehydration efficiency and the microbial inactivation on coriander leaves.
Cozzi, Stefano   +4 more
core   +1 more source

Mechanism research on technical policy of liquid extraction depressurization development for buried hill reservoirs [PDF]

open access: yesE3S Web of Conferences, 2021
Most of buried hill reservoirs are in the late stage of water flooding development, especially for this kind of reservoir with large water-oil volume ratio, it is more difficult to develop the residual oil in matrix system.
Guan Huajiao   +4 more
doaj   +1 more source

Multi-stage Depressurization Analysis of Subsea Production System Based on LedaFlow Software [PDF]

open access: yesE3S Web of Conferences, 2021
This paper briefly summarizes that during the depressurization operation in subsea pipeline for maintenance or prevention of hydrate formation, because the flare knock-out drum pump is designed for ambient temperature, and cannot deal with the low ...
Chen Wenfeng   +4 more
doaj   +1 more source

The Effect of Variable Na/K on the CO2 Content of Slab‐Derived Rhyolitic Melts

open access: yesGeophysical Monograph Series, Page 195-208., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Michelle Muth   +2 more
wiley  

+2 more sources

The Feasibility of Using Pulsed-Vacuum in Stimulating Calcium-Alginate Hydrogel Balls

open access: yesFoods, 2021
The effect of the pulsed-vacuum stimulation (PVS) on the external gelation process of calcium-alginate (Ca-Alg) hydrogel balls was studied. The process was conducted at four different working pressures (8, 35, 61, and 101 kPa) for three pulsed-vacuum ...
Janjira Jinnoros   +4 more
doaj   +1 more source

Airtightness assessment of single family houses in Belgium [PDF]

open access: yes, 2014
Airtight construction lies at the heart of achieving high energy performance in dwellings. But how well does it apply in new construction? This paper presents results from airtightness measurements on 44 randomly selected, standard new built single ...
Delghust, Marc   +3 more
core   +2 more sources

Numerical simulations of depressurization‐induced gas production from hydrate reservoirs at site GMGS3‐W19 with different free gas saturations in the northern South China Sea

open access: yesEnergy Science & Engineering, 2021
Class 1 hydrate reservoirs are regarded as the most promising targets for gas production. Previous investigations in the northern South China Sea have proven that the low‐permeability hydrate reservoir at site GMGS3‐W19 is a Class 1 hydrate deposit ...
Peixiao Mao   +7 more
doaj   +1 more source

Numerical Simulation of Gas Production Behavior Using Stepwise Depressurization with a Vertical Well in the Shenhu Sea Area Hydrate Reservoir of the South China Sea

open access: yesJournal of Marine Science and Engineering
Stepwise depressurization is an important depressurization strategy in the development of natural gas hydrates. This work numerically analyzes the effects of different depressurization gradients and constant pressure durations on gas and water production
Tinghui Wan   +8 more
doaj   +1 more source

Experimental Simulation of the Exploitation of Natural Gas Hydrate

open access: yesEnergies, 2012
Natural gas hydrates are cage-like crystalline compounds in which a large amount of methane is trapped within a crystal structure of water, forming solids at low temperature and high pressure.
Chang-Yu Sun   +6 more
doaj   +1 more source

Analysis of Measuring Characteristics of the Differential Pressure Water-Level Measurement System Under Depressurization Condition

open access: yesFrontiers in Energy Research, 2020
In this paper, RELAP5 code was selected to study the measuring characteristics of the double reference tube level gauge, which is commonly used in high temperature and high pressure vessels on marine nuclear power platforms, under steady and transient ...
Xuwei Zhou   +3 more
doaj   +1 more source

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