Condensation and evaporation in micro|porous membranes

Condensation and evaporation in micro-porous membranes

The flow of vapors through porous membranes is of interest in a number of membrane separation processes such as pervaporation and permeation. Here, the flow of ...

A theoretical study of evaporation through microporous membranes

The vapour condenses on a coolant surface on the other side of the membrane. The two liquid streams, the salt solution and the condensate, are separated by a ...

a theoretical study of evaporation through microporous membranes

Membrane distillation is a process in which, for example, water in a heated salt solution, evaporates through a porous membrane. The vapour condenses on a ...

Vaporization Through Porous Membranes - Scholars' Mine

heat to the liquor and removing heat from the condensate. It is possible in stagewise flashevaporation, such as the “vapor- reheat” method (4), ...

How to simulate evaporation through porous media ... - ResearchGate

during the flow, the water in the mixture of ethylene glycol+ water will selectively evaporate through the porous media due to the pressure ...

Effect of moisture condensation on vapour transmission ... - PubMed

Water condensation on membranes can block pores, reduce vapour transmissibility, and diminish the porous membranes' performance.

Mass and heat transfer relations in evaporation through porous ...

This study concerns rates of evaporation and mass transfer of water vapor from a heated salt solution through a water repellent porous membrane to a cooled ...

Effect of moisture condensation on vapour transmission through ...

Porous membranes find natural application in various fields and industries. Water condensation on membranes can block pores, reduce vapour ...

Vaporization through Porous Membranes

condensate equal to the latent heat transferred with vapor plus heat transferredby conduction. This per- mits essentially infinite-stage flash evaporation at ...

Evaporation-Condensation in a porous zone (Heat transfer problem)

The effect of evaporation-condensation of water inside the insulation on the heat transfer is tried to be found. I am using the Mixture-Model ...

Technology - Aquastill

The porous membrane used in membrane distillation is typically hydrophobic, which means that it repels water in liquid form. Due to this hydrophobic nature, it ...

A theoretical study of evaporation through microporous membranes

The vapour condenses on a coolant surface on the other side of the membrane. The two liquid streams, the salt solution and the condensate, are ...

Mass And Heat Transfer Relations In Evaporation Through Porous ...

salt solution through a water repellent porous membrane to a cooled water condensate. This transfer is a result of temperature differences and corresponding ...

Vapor flow through a porous membrane — A throttling process with ...

This results in condensation at the front surface of the membrane, liquid flow in the membrane or part of it, and re-evaporation at the rear surface or in an ...

Mass and heat transfer relations in evaporation through porous ...

... porous membrane to a cooled water condensate. This transfer is a result of temperature differences and corresponding vapor pressure differences across the ...

Breaking the Saturated Vapor Layer with a Thin Porous Membrane

The effect and mechanism of membrane-induced evaporation are investigated. Moreover, a practical engineering model is proposed based on mathematical fitting and ...

Modeling Water Vapor Transport at Liquid/Membrane Interfaces for ...

These porous membranes ... 7AC Technologies is very interested in understanding how membrane pores can impact evaporation or condensation of water vapor from the ...

Pore-scale analysis of evaporation and condensation dynamics in ...

We developed analytical models for surface- and capillary-assisted condensation and evaporation dynamics considering phase-change behavior ...

Gas transport mechanisms through gas-permeable membranes in ...

A porous membrane enables continuous evaporation while maintaining the gas–liquid interface within its pores. Various methods can be employed to ...

Membrane condenser as emerging technology for water recovery ...

In the transport membrane condenser with microporous hydrophilic membranes water vapor from gaseous stream condenses inside the membrane pores ...