Membranes TRIZ Cases

A hybrid distillation and membrane process concentrates organic solvents from aqueous mixtures.

Fluorocarbon liquid composition distributes onto membrane support to resolve aqueous dewetting trade-offs while maintaining filtration flow.

Segmenting reverse osmosis filtration with electrodialysis removes unwanted acids while preserving wine organoleptic properties.

Leaching lithium bisulfate roasted materials enables electromembrane conversion to lithium hydroxide while recycling sulfuric acid.

A narrowing member outside the outermost membrane element restricts upward bulge and reduces rupture risk during continuous aeration without filtration.

Edge-positioned flow distributors redirect fluid paths to supply cell stack compartments without creating internal current leakage.

Alkaline solvent extracts cannabinoids from fresh cannabis plants, eliminating energy-intensive drying steps and reducing contamination risks.

An integrated pulse dampener uses a porous frit to remove air bubbles, resolving contradictions between dampening reliability and device complexity.

Color-coded anion and cation exchange membranes eliminate ordering errors in electrodialysis manufacturing.

Planar self-assembly of graphene sheets prevents van der Waals aggregation, maintaining high electrical conductivity without foreign stabilizers.

Composite membranes use hydrophilic additives in the support layer and carbon nanotubes in the selective polymer matrix to enhance gas transport.

Integrating hydrophilic polymers during interfacial polymerization builds inherent chlorine stability and fouling resistance into the polyamide active layer.

Electrical fields drive charged proteins across membranes while ion injectors control pH, reducing purification time and material loss.

Continuous wiper action on expanding pore screens prevents premature fouling, maintaining high filtration rates without shutdowns.

A capacitive electrode uses a gel layer to enclose the functional layer within a housing structure.

Block copolymer mask enables precise etching of sub-20nm pores in blood filters.

A superamphiphobic membrane transfers gas molecules through a fluorinated porous coating layer.

Composite polyamide membrane resists fouling from anionic surfactants at low pH, maintaining high water flux and salt rejection.

Symmetric connection distributors enable flexible filter module configuration, resolving adaptability constraints while maintaining structural simplicity.

Segmenting core tube holes isolates acid gas collection from water vapor condensation, eliminating harmful mixing and reducing thermal energy consumption.

Segmented ceramic elements extract as one unit through a single opening, reducing flange count and weight while simplifying maintenance.

Bipolar membranes split water to inject ions, resolving stability issues while maintaining high measurement precision in chromatography.

Parallel irradiation vectors generate non-overlapping melt pathways to produce intricate structures with predetermined porosity.

A hydrogen dissolution device integrates an air supply module and permeable membrane to infuse dialysate with hydrogen gas.

Throttle connection channels stabilize gas flow through parallel lances, preventing liquid penetration and ensuring uniform bubbling at low rates.

A silicone membrane contactor enables controlled hydrosilylation, preventing flooding and reducing gas waste during organosilicon synthesis.

Embedding a monolayer braid of individual monofilaments eliminates whiskering at yarn overlaps, improving peel strength and durability.

Composite polyimide and fluoropolymer membranes maintain oleophobic stability above 100°C where conventional materials degrade.

Super-hydrophilic attapulgite nanocomposite membrane immobilizes ferroferric oxide nanoparticles to create an underwater super-oleophobic surface.

A membrane system separates and concentrates carbon dioxide from flue gas for distribution to photosynthetic organisms.

Non-uniform transmembrane pressure increments adapt to real-time feedback, resolving slow setting times while maximizing liquid exchange volume.

An asymmetric polytetrafluoroethylene membrane extends filtration life by preventing pore blocking through a continuous pore size change from surface to back.

Chemical grafting stabilizes nano-zinc in polymer matrices, preventing zinc agglomeration and washout during water exposure.

Amino compounds fill structural gaps in degraded membranes, restoring salt rejection without reducing permeation flux.

A hollow fiber membrane module uses a single-layer adhesive with controlled hardness to fix the membrane bundle inside the housing.

Nested reverse osmosis assemblies in one module reduce floor space and plumbing complexity while delivering high-purity water for semiconductor manufacturing.

Nitrous acid treatment of composite polyamide membranes improves salt rejection and flux by modifying functional groups.

Stretching and sintering a fluororesin sheet achieves high porosity while maintaining fine pore size for filtration.

Merged membrane modules share thermal boundaries within an insulated casing, reducing heat dissipation and energy consumption.

Perfluorinated film coated hollow fiber membranes deliver microscale bubbles to solubilize gases, overcoming mechanical carbonation limits.

Saccate graphene oxide cells connected via channels reject contaminants while maintaining high water flux and low energy consumption.

A falling film evaporator purifies alcohol from fermentation broth using a heavy solvent to mechanically draw out crystallized salts.

Organ solvent nanofiltration membranes separate diluents into light and heavy streams, reducing vaporization losses during heavy crude oil transport.

An osmotic membrane uses a segmented support structure to reduce internal concentration polarization while maintaining integrity for high-salt desalination.

A filter screen uses tapered slots with specific length and width dimensions to separate solid particles from cross-flow water streams.

N-tert.-butyl-2-pyrrolidone replaces reprotoxic solvents to dissolve sulfone polymers without turbidity, improving mechanical stability and water permeability.

Hinged V-shaped cartridges merge into one unit, resolving automation complexity while maintaining positioning precision.

Segmented membrane passes with varying molecular weight cutoffs concentrate ethanol while removing impurities.

Composite PPX filtration articles retain 5 to 100 nm particles while maintaining high permeability.

A perforated circular plate regulates fluid flow in a vertical energy recovery chamber to ensure uniform distribution.