Membranes TRIZ Cases

Variable area orifice flow controller balances permeate flux across serially connected spiral wound modules, reducing premature membrane fouling.

A barrier filter integrates hydrophilic and hydrophobic paths to enable simultaneous fluid filtration and gas venting within a single device.

A microporous membrane combines thermoplastic polymer with filler and processing oil to enable high water vapor permeability.

Metal-doped zeolite fillers in polymer matrices overcome selectivity-flux trade-offs and fouling during olefin/paraffin separation.

Bonded stacked filtration units eliminate exterior housings and multiple connections for compact TFF and NFF operation.

Spiral channels in multi-channel hollow fibers increase transmission paths for gas and liquid separation.

A membrane selectively permeates hydrogen from fluorocarbon mixtures to isolate trifluoroethylene.

Electrically conductive composite membranes integrate functionalized carbon nanotubes into polyamide matrices to enable active surface disinfection.

A pre-coat layer uses polymers soluble in a common solvent to ensure uniform deposition, preventing dissolution and maintaining selectivity.

A ceramic membrane contacts high suspended solids liquor containing activated carbon, preventing fouling and damage while maintaining stable operation.

A dissolvable cellulose polymer coating prevents membrane swelling during dry storage, restoring high flux after water cross-flow removes the layer.

Asymmetric membranes incorporate nanoparticles into void volumes to maintain full functional surface area.

A gas separation process uses segmented modules to separate polar and non-polar gases.

Sequential membrane stages separate exosomes, bypassing ultracentrifugation to cut operation time and enable parallel processing.

An asymmetric capillary membrane dialyzer traps pathogens on its outer surface while filtering toxins through inner pores.

Plastic potting material creates mounting rings around filter elements to seal interstices and mitigate thermal stress.

An AC power management system uses pulse-width modulation to regulate heating elements, preventing excessive current draws across global power grids.

Electrochemical cell converts CO2 to carbonate stream supplementing algae slurry, eliminating sparging energy consumption.

Composite cellulose nanofiber membranes achieve high retention of bacteria and viruses without increasing pressure drop.

A membrane shell acts as the housing for reverse osmosis modules.

Inorganic oxide nanoparticles deposit on a porous ceramic honeycomb to achieve high efficiency while maintaining low pressure drop.

Aspergillus niger melanin concentrates solar energy to dissociate water molecules, reducing desalination energy consumption.

Vapor-phase atomic layer deposition replaces solution processing to eliminate mechanical damage and uncontrolled nucleation while achieving high propylene flux.

Electron beam curing of hydrophilic monomers on polyamide or UHMWPE membranes reduces protein adsorption while maintaining mechanical stability.

Sequential membrane filtration stages separate lithium ions from acidic battery digestates to achieve high recovery rates while recycling the acid solution.

A spinning membrane separator uses a radial rib to define distinct fluid regions within the device gap.

Segmented multi-layer mixed-matrix membranes balance high MOF loading with structural stability and flexibility.

A self-supporting aerogel film with a silica skeleton structure enables high vapor exchange rates.

Asymmetric reactive electrochemical membranes integrate physical separation with electrochemical oxidation using Magnéli phase titanium oxides.

A filtration apparatus uses a monitoring and control unit to optimize reverse filtering processes.

A submerged membrane bioreactor oxidizes bisphenol compounds using acclimatized biomass.

A porous hollow fiber membrane with a gradient pore structure enhances permeation performance and fractionation characteristic simultaneously.

Charged ceramic membranes remove polar ions via electrostatics, reducing operational units while maintaining high decontamination effectiveness.

Rotating clearance elements remove debris from the membrane surface, maintaining continuous filtration without high energy consumption.

Segmenting the process with an inorganic membrane protects organic polymer membranes from rapid deterioration when treating high carbon dioxide concentrations.

Porous membranes utilize triblock copolymers with segmented blocks to resolve contradictions between thermal stability and pore size distribution.

A composite polyamide reverse osmosis membrane features large open spaces in its thin active layer to boost water flux.

A microporous membrane with parallel surface channels featuring rough side walls enhances protein filtration capacity.

Composite ion exchange membrane uses low crosslinking ratio to resolve contradiction between structural stability and nitrate removal performance.

Functionalized membranes gain ultra high binding capacity through rapid polymer brush growth at ambient temperature.

Amine aqueous solution containing alcohol and tertiary amines forms a polyamide active layer for reverse osmosis membranes.

Segmenting the membrane into distinct functional layers resolves the contradiction between high production speed and ultra-purified water quality.

A CO2 facilitated transport membrane uses an amino acid polymer to selectively permeate carbon dioxide from gas streams.

A semipermeable membrane separates dust particles from water vapor, ensuring all cooling capacity condenses pure liquid without contamination.

An electrochemical cell converts saline water into an acid stream that catalyzes carbon dioxide release for photosynthetic organisms.

Graphene oxide doping and modified polyvinyl alcohol anti-pollution layer increase water flux while maintaining salt rejection at elevated temperatures.