Results 11 to 20 of about 225,293 (353)

Liquid–Liquid, Vapor–Liquid, and Vapor–Liquid–Liquid Equilibrium Data for the Water–n-Butanol–Cyclohexane System at Atmospheric Pressure: Experimental Determination and Correlation

open access: yesJournal of Chemical & Engineering Data, 2013
The temperature and the composition of the vapor–liquid–liquid equilibrium (VLLE) and the vapor–liquid equilibrium (VLE) of a ternary mixture of water–n-butanol–cyclohexane were measured at atmospheric pressure (101.32 kPa) in a modified dynamic ...
Vicente Gomis   +2 more
exaly   +3 more sources

INDIRECT METHODS FOR DETERMINING THE MASS OF LIQUEFIED NATURAL GAS IN CRYOGENIC TRANSPORTATION TANKS

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2021
Objective. Flow metering and the evaluation of cryogenic product losses at production and consumption facilities involve determining the mass of the vapor-liquid medium in the tank equipment. Methods.
I. S. Medvedkov
doaj   +1 more source

Phase Behavior of Carbon Dioxide + Isobutanol and Carbon Dioxide + tert-Butanol Binary Systems

open access: yesEnergies, 2022
In recent years, the dramatic increase of greenhouse gases concentration in atmosphere, especially of carbon dioxide, determined many researchers to investigate new mitigation options.
Sergiu Sima   +2 more
doaj   +1 more source

HIx system thermodynamic model for hydrogen production by the sulfur-iodine cycle [PDF]

open access: yes, 2009
The HIx ternary system (H2O – HI – I2) is the latent source of hydrogen for the Sulfur – Iodine thermo-chemical cycle. After analysis of the literature data and models, a homogeneous approach with the Peng-Robinson equation of state used for both the ...
Hadj-Kali, Mohamed   +6 more
core   +1 more source

Modelling of a dynamic multiphase flash: the positive flash. Application to the calculation of ternary diagrams [PDF]

open access: yes, 2004
A general and polyvalent model for the dynamic simulation of a vapor, liquid, liquid-liquid, vapor-liquid or vapor-liquid-liquid stage is proposed. This model is based on the -method introduced as a minimization problem by Han & Rangaiah (1998) for ...
Llovell, Felix   +4 more
core   +1 more source

The Convective Instabilities in a Liquid-Vapor System with a Non-equilibrium Evaporation Interface [PDF]

open access: yes, 2009
Rayleigh-Marangoni-B,nard instability in a system consisting of a horizontal liquid layer and its own vapor has been investigated. The two layers are separated by a deformable evaporation interface. A linear stability analysis is carried out to study the
刘荣, Liu QS, 刘秋生
core   +1 more source

Modeling of Phase and Chemical Equilibria for Systems Involved in Biodiesel Production

open access: yesChemical Engineering Transactions, 2015
In recent years, the interest in the use of renewable energy has encouraged the growth of studies into renewable sources, such as the production of biofuels. This work investigates the vapor-liquid equilibrium (VLE), vapor-liquid-liquid equilibrium (VLLE)
L. Cunico, R. Guirardello
doaj   +1 more source

Transferability of data-driven, many-body models for CO2 simulations in the vapor and liquid phases

open access: yes, 2021
Extending on previous work by Riera et al. [J. Chem. Theory Comput. 16, 2246 (2020)], we introduce a second generation family of data-driven many-body MB-nrg models for CO2 and systematically assess how the strength and anisotropy of the CO2-CO2 ...
Shuwen, Yue   +4 more
core   +1 more source

Liquid—Vapor Equilibrium in the System Equilibrium Hydrogen—Helium [PDF]

open access: yes, 1964
Liquid—vapor equilibrium‐phase compositions for the binary system 20.40° equilibrium hydrogen—helium have been determined for six isotherms in the range 20.40°—31.50°K and at pressures up to 500 psia.
Van Wylen, Gordon John   +2 more
core   +1 more source

Study on Particle Swarm Optimization Variant and Simulated Annealing in Vapor Liquid Equilibrium Calculation

open access: yesReaktor, 2019
Phase equilibrium calculation plays a major rule in optimization of separation process in chemical processing. Phase equilibrium calculation is still very challenging due to highly nonlinear and non-convex of mathematical models.
Rama Oktavian   +2 more
doaj   +1 more source

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