Membranes TRIZ Cases

Segmented compartments and acidic barrier cells trap precipitable species to prevent scale formation in high-hardness water treatment.

Nanoparticles and ionic liquids reinforce emulsion liquid membranes to enhance pollutant extraction from industrial wastewater.

Alkanolamine binds oxidized metal nanosheets to prevent peeling during cross-flow filtration while maintaining separation performance.

Cyclone separator divides gasoline feed into saturated vapor and liquid fractions before membrane processing.

Rare earth coatings enable low-pressure removal of phosphorus, arsenic, and PFAS by replacing high-energy mechanical filtration with charge-based exclusion.

Applying a polydopamine layer to purification membranes reduces organic foulant adhesion, maintaining high water flux while extending service lifetime.

Surface-modified fluoropolymer membranes incorporate thermally stable ionic groups to withstand high-temperature potting processes without degradation.

Integrating CuBTTri metal organic framework into polyamide thin films via interfacial polymerization.

A piston-based shuttle valve manages reverse osmosis flow via product line pressure, eliminating back pressure and valve stalling during low demand.

An electrolytic cell generates cleaning solutions from chloride starting materials to purify water filtration membranes in decentralized units.

Nanoimprint lithography creates periodic surface structures that prevent foulant deposition, maintaining permeability and reducing energy consumption.

Porous passage members in a separation membrane module distribute pressure to prevent fixing material deformation and reduce fluid flow resistance.

A lab-on-a-chip cartridge uses a rotating filter membrane to extract plasma from whole blood samples.

Downward inclination at the inner edge of the joining portion lowers bulging angle and fatigue damage on filtration membranes.

A polyamide active layer forms on a porous support through droplet-based interfacial polymerization to create high-flux water-treatment membranes.

Moderate-temperature crosslinking preserves asymmetric pore morphology while boosting CO2 permeability by an order of magnitude.

Elastic members absorb thermal expansion of resin modules, suppressing vertical vibration and extending operational lifespan in biological treatment tanks.

A composite membrane with crosslinked nanofiber outer layers and functionalized nanoparticle inner layer generates high power under salinity gradients.

A separation membrane complex uses an impermeable intermediate layer to prevent precursor infiltration during formation.

Shuttle valve regulates reverse osmosis flow using product line pressure to eliminate back pressure and maintain consistent water quality.

Acidic sweep gas creates a microenvironment that shifts bicarbonate equilibrium, resolving the trade-off between gas exchange efficiency and device size.

A complex filter integrates antibacterial hollow fiber membranes with activated carbon layers to purify water.

Interfacial polymerization of reactive macrocycles creates hyper-cross-linked networks that maintain stability in harsh organic solvents.

A zeolite membrane complex incorporates a tetravalent element into its framework to enhance permeability for polar molecules.

A membrane separation device integrates a rotor with sliding contact ends to compress and separate media within sealed cavities.

A reusable pillar template defines precise pore geometry in liquid-filtering membranes through controlled etching.

Variable thickness design matches local flow rates to needed areas, reducing pressure drop and filter media damage compared to constant thickness materials.

A hydrophilic coating layer on a three-dimensional nanofiber web enhances water permeability in the filtration medium.

Hydrophilic monomer integration in modacrylic membranes reduces organic fouling and maintains high flux recovery rates.

A flush flow activation chamber generates back pressure to flash tap water through the reverse osmosis membrane.

Streak-like recessed portions with specific orientation angles improve fluid permeation in polyamide membranes while maintaining organic solvent resistance.

Molecular layer deposition replaces sol-gel processing to create defect-free TiO2 membranes, achieving 96% contaminant rejection and high water flux.

Series-connected hollow fiber membrane elements resolve compatibility issues by allowing different permeances and selectivities in one module.

Replacing vacuum pumps with an aspirator reduces power costs and prevents vapor damage while recovering water through liquid mixing.

A polymer-coated metal electrode selectively transports hydroxide ions while blocking non-target species to generate hypochlorite.

A reciprocating membrane mechanism uses inertial shaking to remove foulants from submerged filtration surfaces.

Adding excess iron reduces membrane fouling by altering biomass consistency, extending maintenance intervals for contaminated produced water treatment.

Melt-stretched ultrahigh molecular weight polyethylene film with controlled porosity and breaking stress.

Crosslinked cellulose hydrate membranes with immobilized hydrophobic ligands enable high-speed chromatography.

A three-dimensional nanoporous membrane uses interwoven independent pore systems to boost fluid flux through increased surface area.

A sacrificial electrode system generates hydrogen and disinfects water using inexpensive scrap metals.

An intermediary support member distributes pressure loads on an inlet tubesheet, reducing bending and shear stresses to prevent structural delamination.

Segmented partition walls in the collecting case prevent membrane element shifting and distortion under pressure differences.

Soluble transition metal salts anchor seeds in porous supports for thin electroless plating.

Adjusting hollow fiber dimensions reduces pressure loss while maintaining separation performance for blood treatment.

Tilted winding of hollow fibers in a cylindrical bundle reduces pressure loss and blood volume while maintaining gas exchange efficiency.

Resilient bracketing profile clasps plates to maintain uniform contact pressure across the filter element.

Tubular supports enable tight winding of foil layers and spacers, reducing manufacturing complexity for spiral fluid processing devices.

A humidifier uses a high conductivity thermal bridge protruding through the membrane to transfer heat between flow channels.