Membranes TRIZ Cases

See how inner-surface heat treatment of braids resolves the contradiction between expanded inne

See how header channels with crossing tunnels and generative manufacturing eliminate seals, red

Segmented flue-gas heat recovery combines desalination and thermoosmosis power generation to cut waste heat loss and recover moisture.

See how a mesh filter and porous membrane in series remove microfibers and microplastics with 9

See how positioning a compression unit upstream of the absorption unit enables reliable carbon

See how laminating air-permeable sheets with thin polymer film and forming corrugation patterns

A flue gas compressor placed between heat recovery and scrubbing enables retrofit CO2 capture while preserving smokestack function during failures.

See how sulfonating PEEK fibers in sulfuric acid creates hydrophilic regions that improve water

See how driven rollers and rotating blades cut fragile hollow fiber membranes with large inner

See how an electrochemical device with ionic liquid membrane transports CO₂ at low temperature,

See how a composite powder dispersion combining tetrafluoroethylene polymer with oxygen-contain

See how a nanofiber pervaporation membrane with integrated fans retains moisture in crisper dra

Splitting water and CO2 sorbent loops cuts cabin air cleanup weight and power while improving humidity control and vacuum reliability.

Protruding mesh hole portions keep hollow fiber membranes from rubbing under fluid fluctuations, preserving moisture exchange and cartridge life.

See how a dehumidifying unit and gas separation module with dual membranes adjust oxygen, CO₂,

See how periodic target air supply to gas separation membranes prevents contraction and moistur

See how a floating seal and positive-pressure plunger prevent coffee grounds bypass and reduce

See how crosslinking cellulose chains reduces wet swelling and compression while maintaining pe

See how covalently bonded ceramic nanoparticles with deep grooves on electrospun nanofibers pre

See how thin zeolite molecular sieve membranes with optimized flow channels reduce device size

See how ultrafiltration in a bypass conduit replaces high-temperature heating to control microo

See how redox-assisted electrodialysis replaces thermal regeneration in liquid desiccant air co

See how a continuous-sleeve plunging assembly with peripheral filtration uses positive pressure

Guide members divide the casing so hollow fiber membranes stay evenly distributed, improving purging-air contact and dehumidification efficiency.

See how split-stream heating protects membrane integrity during CO₂ purification by sending one

See how an anionic membrane with pH-gradient electrochemical compression replaces mechanical CO

See how optimized feed channel geometry enables spiral-wound filters to achieve 70% of cassette

See how a nanoscale roughened superhydrophobic coating on porous ceramic separates wet and dry

See how sequential membrane separation and turbo expansion recover N2 and hydrocarbons from pol

See how guide plates divide the dehumidification space into regions, preventing hollow fiber me

See how comb and roller devices control monomer impregnation time in hollow fibers to produce u

See how crosslinked polyimide composition with aziridine, isocyanate, or epoxy agents enables s

See how a continuous-wall inner sleeve and segmented seal structure prevent coffee grounds from

See how paired hollow fiber membrane contactors with ionic liquid absorbents remove CO2 and hum

See how redox-assisted electrodialysis regenerates liquid desiccant using ionic membranes, cutt

See how nitrene and carbene precursors form covalent bonds with textile and battery separator s

See how normally-closed electromagnetic valves isolate hollow fiber membranes from ambient humi

Controlled whiteness, azine dyeing, and two-stage stretching help a porous PTFE membrane stay black after 350°C heating while remaining gas permeable.

See how axial microfilter insertion with hermetic cap access eliminates manifold movement, redu

See how thin zeolite membranes with hierarchical pore structures enable compact humidity and he

See how a cartridge with notches, suction, and optical sensors protects large-diameter thin-wal

Buffer tank level sensors and timing detect reverse osmosis faults in a dishwasher, helping users identify clogs, pump issues, and membrane blockage.

See how electrospun dual-fiber membranes use selective thermal bonding to achieve strong adhesi

See how exothermic reactions generate gas pressure to drive reverse osmosis through a membrane,

See how monofilament braid replaces multifilament yarn in hollow fiber membranes to eliminate w

See how a vapor absorption cooling cycle provides waste heat to regenerate thermo-responsive dr

See how a hydrophobic-hydrophilic bilayer hollow fiber membrane reduces air trapping and bacter

See how a frusto-conical flow surface reduces fluid velocity to remove cryogenic gas in-line, p

Surface-modified cation exchange membranes with quaternary ammonium groups enable selective lithium recovery from brines and spent battery streams.

A heat-pump-assisted closed-loop RED cell regenerates salinity gradients to avoid external salt feeds, reduce contamination, and sustain power or hydrogen generation.

Staged heat treatment and biaxial stretching let a polyethylene microporous membrane keep gas permeability while limiting 121°C transverse shrinkage.

Acid treatment plus microfiltration, ultrafiltration, nanofiltration, and reverse osmosis improve selective rare metal recovery and stability.

Sequential nanofiltration with recirculation and reverse osmosis improves alkali metal salt purity and recovery despite feed and membrane variation.

A hollow fiber membrane with DEHPA selectively removes aluminum and copper from spent Li-ion cathode leachate while retaining lithium, cobalt, and nickel.

A microfibril-fused porous PTFE web balances MD and CMD tensile strength within 10% while preserving permeability and dimensional stability.

A smooth-end and jagged-end metal fiber boosts surface area while resisting burn-through and disintegration in electrochemical use.

A spiral-wound membrane exchanger moves water vapor from air to hydrogen, cutting pressure drop and weight in UAV fuel cell systems.

An ion-selective solid electrolyte membrane extracts and purifies lithium while reclaiming electrochemical energy to cut waste and power demand.

Electromembrane conversion recovers LiOH from lithium sulfate byproduct, cutting chemical use and production cost in metal hydroxide and oxide synthesis.

Uniform 5-50 nm nanopores improve point-of-use liquid filtration in semiconductor fabrication, boosting particle capture and wafer purity.

Selective membranes move water vapor from air to hydrogen in a spiral-wound exchanger, cutting pressure drop and weight for longer UAV fuel cell operation.

Heating the collected water-IPA mixture to water's boiling point lets a membrane remove water faster, enabling IPA recycling and protecting patterns.

Off-gas temperature drives a thermosensitive blocker to vary humidifier bypass flow, reducing parts and installation space in fuel cells.

A crosslinked triblock polymer forms nanochannels that raise ion conductivity while preserving membrane durability under basic conditions.

A catalytic layer on a 2D membrane makes proton transport more controllable while preserving selective isotope separation and high conductivity.

A surface cation-exchange layer and anion-rich core improve monovalent anion transport while suppressing polyvalent anion permeation.

A pressure buffer between the case wall and membrane module balances pressure, prevents leakage, and preserves fuel cell humidification efficiency.

Fused node-fibril PTFE microstructures improve membrane strength and homogeneity while maintaining small pores and gas permeability.

A hydrophobic membrane and backpressure regulator remove nearly all tank water while minimizing fuel loss and manual draining errors.

A heat pump and membrane regeneration loop sustain the salinity gradient in RED or PRO cells, cutting contamination risk and regeneration energy.

A spaced inlet-outlet cartridge layout buffers gas pressure in a fuel cell humidifier, reducing hollow fiber membrane damage and maintenance.

Sequential biaxial stretching helps a polyethylene microporous membrane keep high gas permeability while limiting 121°C shrinkage in battery separators.

A pre-formed gasket assembly seals the fuel cell humidifier cartridge, absorbs vibration, cuts air leakage, and simplifies maintenance.

Two coupled electrochemical membrane reactors improve lithium selectivity from geothermal brines while cutting reagents and producing battery-grade lithium hydroxide.

Surface-treated inorganic particles enable uniform silane crosslinking while reducing side reactions, die-drooling, and separator resistance.

Stabilized surfactant mesostructures create low-tortuosity membrane pores that raise solvent flux while maintaining strong solute rejection.

Amidoxime and amine monomer segments frustrate chain packing to raise free volume while preserving ion-selective membrane stability in electrochemical cells.

A halogen-modified polyolefin substrate improves electrolyte impregnation and adhesion while preserving membrane strength and electrochemical performance.

Particulate inorganic placeholders are leached from catalyst coatings to open pores, improving reactant access and lowering resistance in water electrolysis.

Patterned inactive domains form pores during CVD, enabling scalable graphene membranes that pass vapor while blocking liquid water.

A closed-loop RED cell restores the salinity gradient with heat pumps and electrodialysis, enabling power generation without continuous water sources.

Selective absorption by zwitterionic polymers separates miscible fluids and azeotropes at room temperature with minimal energy use.

Segmented PTFE-ionomer layers cut membrane resistance and hydrogen permeation while improving durability in electrolysis and fuel cells.

A layered PTFE-ionomer membrane balances low resistance with durability by limiting hydrogen permeation in electrolysis and fuel cells.

A pressure buffer unit equalizes internal and external pressure in a fuel cell membrane humidifier to prevent deformation and preserve humidification efficiency.

A halogen-modified polyolefin substrate improves electrolyte impregnation and adhesion while preserving membrane strength and ionic conductivity.

A PP-PE microporous separator balances ion permeability, puncture strength, and high-temperature shutdown to reduce battery short-circuit risk.

Staged alkoxysilane dosing in reactive extrusion limits die drool while raising separator meltdown temperature and light transmittance.

Controlled through-hole patterns replace random pores to improve particle capture and fluid flow in semiconductor process filtration.

A composite gasket with a groove seals the mid-case mechanically to prevent gas leaks and cut humidifier manufacturing time and cost.

Wastewater streams with different salinities generate power during mixing, then use that energy to separate salts and recycle pure water.

Recovered lithium hydroxide is reused for leachate pH adjustment, avoiding sodium separation, cutting wastewater, and improving lithium purity.

Uniform ceramic pores and protective coating improve semiconductor fluid purity by capturing 0.1 micrometer particles with better chemical resistance.

Braided hollow fiber membranes distribute gas flow more evenly in a fuel cell humidifier, reducing vibration damage and extending cartridge life.

Partial thermal expansion in restacked vermiculite forms continuous asymmetric ion channels that curb reverse conduction in salinity power generation.

A microfibril-only nonwoven PTFE membrane balances machine and cross-direction strength while preserving permeability and stability.

By removing excess water and increasing viscosity, this VRFB electrolyte cuts shipping weight and simplifies on-site deployment.

A three-crosslinker cation exchange membrane composition limits phase separation and inhomogeneity while lowering resistance and brittleness.